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Conservation worldwide

Around the world, numerous animals and plants are becoming increasingly threatened. Their natural habitats are being pushed back as forests have to make way for farmland and road construction. Poaching and illegal hunting are also decimating the natural populations of many species. Together with our visitors, we are committed to the following worldwide projects.

Europe

Baden-Württemberg: Insect diversity

Wild herb meadows for butterflies and bees

Together with the BUND district association in Stuttgart, we have created colorful oases for butterflies on selected meadows in the city.

The range of flowers and food plants for caterpillars needs to be increased so that the butterflies can find enough food and develop here all year round. To achieve this, the use of slurry and fertilizer is discontinued and mulching is replaced by mowing. The mowing rhythm is also adapted to the needs of the butterflies and decreased from twelve cuts to only twice a year. To enhance the diversity of flowers and wild herbs in thje meadows seeds are distributed regularly. The project received an award from the expert jury of the UN Decade for Biological Diversity.

[Translate to English:] Das Schmetterlingsprojekt wird mit dem Artenschutz-Euro gefördert.
Wilhelma bat stele
Picture: Birger Meierjohann

With advice from experts at the Arbeitsgemeinschaft Fledermausschutz Baden-Württemberg e.V. (AGF) (Baden-Württemberg Bat Conservation Working Group), Wilhelma has not only financed over 30 bat boxes to be hung in Rosenstein Park, but has also had a bat stele several meters high erected especially for the greater noctule bat at Wilhelma.  This complements the existing bat boxes in Wilhelma Park. Together with the working group, the Wilhelma School team also runs holiday programs and “Bat Nights” on endangered bats.

Grey partridge in a meadow
Picture: Yvonne Nicole Warbinek

Open Fields and Flowering Meadows for the Partridge

Native species also need our support: The grey partridge was once a common and characteristic bird of our agricultural landscape. Today, it has become rare in many places. Since 1980, populations across Europe have declined by 94 percent. In Germany, the grey partridge is now classified as “Endangered”, and in Baden-Württemberg even as “Critically Endangered.”
One of the main reasons for this decline is the transformation of our agricultural landscape. Fallow land, perennial flower strips, field margins and other structurally diverse habitats have disappeared in many areas. At the same time, the use of pesticides is putting additional pressure on the species.

To provide grey partridges with suitable habitats once again, Wilhelma is working together with the Ludwigsburg Landscape Conservation Association (LEV) to create low-density arable fields and flowering areas and to enhance field tracks for wildlife. These measures are funded through the Conservation Euro.

fluffy grey plumage
Picture: Wilhelma | Stuttgart

Support for the Little Owl

The Little Owl (Athene noctua) was close to extinction in the Ludwigsburg district by the end of the 1980s. At the time, only eight calling males were recorded. The loss of traditional orchards, and with them suitable nesting sites in old fruit trees, posed a serious threat to this small owl. In 1988, a volunteer conservation project was therefore launched, which later developed into FOGE – the Research Association for the Conservation of Native Owls.

Thanks to a long-term nest box programme, which now comprises more than 1,000 nesting tubes, the population has recovered to over 350 breeding pairs. FOGE monitors and rings the birds every year. The resulting breeding-site data are also taken into account in spatial and infrastructure planning, thereby helping to protect traditional orchards and the many other species that depend on them.

Wilhelma supports this successful conservation work by funding around 140 new nesting tubes. Over the coming years, these will gradually replace deteriorating nest boxes and help ensure that Little Owls continue to have suitable breeding sites.

Africa

South Africa: Female game rangers take on rhino poachers

This all-female ranger unit, founded in 2013, has drastically reduced poaching of rhinos and other wildlife in the Balule Nature Reserve and the Greater Kruger National Park in South Africa. The project stands out for its efficiency and its social impact. Through their – unarmed – presence, the women keep poachers at bay. They come from villages in the region and, through their work there, are helping to change the mindset of future generations. After all, living rhinos mean tourism – and with it, jobs and a future for the children.

Since 2022, we have been supporting this extremely successful project as a member of the ‘Black Mamba Alliance’, having contributed €60,000 to date (as of 2025).

Black Mambas: Eine rein weibliche Rangereinheit in Südafrika.
Grey crowned crane
Picture: Frank Winkler

The UMUSAMBI project is a species conservation initiative in Burundi dedicated to protecting the endangered grey-necked crowned crane. This species of crane is threatened by the destruction of wetlands, poaching and the illegal trade. The project combats the illegal pet trade and works with local communities to raise awareness of species conservation. It provides the local population with income-generating opportunities through monitoring the cranes and deterring poaching.

Wilhelma supports this project in collaboration with ZGAP with an annual contribution of €17,000.

Ein Bonobojungtier mit seiner Mutter
Picture: Bonobo alive

Anti-poaching protection and environmental education

The Bonobo alive association, founded by behavioural scientists, conducts its research in Salonga National Park in the Democratic Republic of the Congo. In collaboration with the residents of the villages within the national park, the association organises anti-poaching patrols, thereby ensuring the protection of the bonobos in the area. In return, support is provided for children’s education and infrastructure in the villages.

Wilhelma has supported the project with a total of €65,000 between 2015 and 2023.

Eine junge Frau hält einen Bonobo auf dem Arm.
Picture: Lola ya Bonobo

Rescue Centre and Reintroduction

The world’s only bonobo rescue centre, located near Kinshasa in the Democratic Republic of the Congo, rescues orphaned bonobos who have lost their mothers to the illegal bushmeat trade. The young bonobos are lovingly raised over a period of several years and eventually reintroduced into the wild in a protected area. The organisation also runs large-scale environmental education programmes to raise public awareness of the need to protect these animals.

We have been supporting the work of Lola ya Bonobo since 2013, most recently with an annual contribution of 10,000 euros from the Species Conservation Euro scheme. In 2022, with financial support from Wilhelma, 14 bonobos were successfully reintroduced into the ‘Ekolo ya Bonobo’ conservation area

To date (as of 2025), this has raised over 100,000 euros for the protection of our closest relatives.

Ein Okapi im Schutzgebiet der DR Kongo

Wildlife ranger equipment

Like all zoos that house okapis and participate in the Okapi EEP, Wilhelma also supports the Okapi Conservation Project in the Ituri Valley in the Congo. Some 5,000 of the approximately 10,000 to 20,000 wild okapis live there. The ‘Okapi Conservation Project’ is dedicated to preserving the okapi’s habitat.

We donate 5,000 US dollars to the project each year. This sum is used, amongst other things, to provide equipment for the gamekeepers and to fund environmental education projects that inform the local population about the importance of this habitat.

Ein Berggorilla im Regenwald
Picture: Claude Sikubwabo

The Sarambwe Reserve in the east of the DR Congo is home to mountain gorillas and other rare wildlife. We have been supporting the Berggorilla & Regenwald Direkthilfe e.V. since 2009 through proceeds from the mobile phone project and, since 2019, additionally through the ‘Species Conservation Euro’. As well as providing equipment for the local game wardens, funding has also been used to build patrol posts and pay the salaries of trackers. 
Other projects, such as building wells, renovating schools and distributing goats to residents of the surrounding villages, aim to improve education and reduce the demand for bushmeat.

Protection of mountain gorillas, elephants and hippos

Between 2012 and 2023, Wilhelma provided a total of 300,000 euros in support to the Congohounds, the tracking dog team of the gorilla rangers in Virunga National Park. 
As well as funding the purchase of specially modified off-road vehicles to transport the rangers and their dogs, the project also covered veterinary and feeding costs. In addition, school fee sponsorships enabled orphans in the park to attend school.

Support for the project is currently on hold. The proceeds from mobile phone recycling are channelled to the Mountain Gorilla & Rainforest Direct Aid programme.

Eine junge Meeresschildkröte auf dem Weg zum Meer.

Protection of sea turtles

We have been supporting the Action Group for Species Conservation in its work to protect sea turtles since 2017.

To date (as of 2025), just over 115,000 euros have been allocated to the protection of these endangered marine creatures. This enables the Kenyan NGO Bahari Hai, which operates in the Ungwana Bay area, to safeguard nesting beaches and the nests of a total of five different species of sea turtle. In addition, with financial support from Wilhelma, a photo-ID catalogue of the animals frequenting the bay is being compiled.

Radiated tortoise
Picture: AGA

In Angavo in south-eastern Madagascar, a new protected area covering around 42,760 hectares is being established as an important future reintroduction site for the endangered radiated tortoise. Thousands of these tortoises fall victim to poaching. Confiscated animals rescued in time will be cared for in Angavo and later returned to their natural habitat. The first releases are planned from 2027 onwards.

Wilhelma supports habitat restoration and the development of veterinary infrastructure. A community-based tree nursery will produce around 40,000 seedlings to restore at least ten hectares of degraded forest. Around 4,000 radiated tortoises are planned to be released by 2028. In the long term, Angavo could provide habitat for up to 20,000 tortoises.

Namibia: Giraffe conservation with the GCF

The Giraffe Conservation Foundation (GCF) is the only NGO dedicated exclusively to the conservation of giraffes. It is thanks to the GCF that we now know there is not just one species of giraffe, but four! All are threatened by habitat loss and poaching.

In Namibia, the GCF runs the country’s largest environmental education programme, ‘KEEP’. The aim is to reconnect young people from Namibia with nature through hands-on learning and to instil in them sustainable behaviour.

Wilhelma supports the environmental education programme with an annual donation of €5,000, as well as the donations collected at Wilhelma on World Giraffe Day on 21 June.

Ein Herdenschutzhund vor einer Ziegenherde.
Picture: Andrew Harrington

Placement of livestock guard dogs to prevent human-wildlife conflicts

The world’s fastest land mammal is, tragically, in a race against extinction. Cheetahs often fall victim to conflicts with herders, who defend their livestock against the big cats with guns. Livestock guard dogs drastically reduce these conflicts and, consequently, the number of cheetah deaths.

Through our Friends’ Association, we support the work of the Cheetah Conservation Fund (CCF) in Namibia with an annual donation of 25,000 euros. This significantly expands the CCF’s livestock guard dog programme and halves the waiting time for herders to receive a dog. Since 2021, 125,000 euros have been channelled into cheetah conservation in Namibia in this way (as of 2025).

[Translate to English:] Grey-Zebra in der Savanne
Picture: [Translate to English:] Bernard Dupont

Preventing human-wildlife conflicts

Once found in six African countries, the Grevy’s zebra population has plummeted by over 80 per cent since 1970. Today, only around 3,000 individuals remain in northern Kenya and neighbouring areas of Ethiopia. Competition with livestock herds for water sources and poaching threaten the survival of this spectacular zebra species.

We have been supporting Marwell Wildlife since 2005 in its conservation efforts, which focus primarily on collaboration with the local population. Through the ‘Species Conservation Euro’, a total of €73,000 has been channelled into the project since 2019 (as of 2025).

Ein Geier in der Auffangstation.
Picture: VulPro

Rescue Centre and Reintroduction

The situation facing vultures, which fall victim to poaching, targeted poisoned bait and high-voltage power lines worldwide, is dire. Populations have plummeted dramatically, and these ‘airborne health police’ can no longer fulfil their role.

The organisation VulPro raises awareness about the plight of vultures in southern Africa, cares for injured birds until they can be released back into the wild, and runs a breeding programme to bolster the dwindling populations. We have been supporting VulPro in its fight for the survival of vultures since 2019, having contributed €55,000 to date (as of 2025).

Due to an acute crisis caused by large-scale poison attacks on vultures in the first half of 2025, €15,000 was granted from Wilhelma’s emergency fund to set up a rescue centre to provide assistance as quickly as possible.

Asia

Indonesien: Sumatran Rhino Rescue

Rettung der letzten 40 Sumatra-Nashörner

Für die kleinste Nashornart des Planeten, das Sumatra-Nashorn, geht es aktuell ums Überleben. Von einstig Tausenden sind noch geschätzt 40 Tiere übriggeblieben. Diese leben so verstreut, dass die Tiere sich kaum noch begegnen – der dringend benötigte Nachwuchs bleibt aus. Eine Reservepopulation in Zoos existiert nicht.

Die indonesische NGO YABI betreibt mit finanzieller Unterstützung der International Rhino Foundation eine Zuchtstation im Lebensraum der Tiere, dem Way Kambas Nationalpark im Süden Sumatras. Unter strengsten Sicherheitsvorkehrungen leben hier 10 Nashörner in zwei ringförmigen 100 Hektar-Anlagen mitten im Regenwald. Seit 2019 hat die Wilhelma bislang (August 2025) knapp 200.000 € in den Ausbau und den Betrieb der Station investiert. Von den fünf bislang dort geborenen Kälbern kamen drei zwischen 2022 und 2023 zur Welt – ein großartiger Erfolg.
Aktuell beteiligt sich die Wilhelma am Fundraising für den dringend benötigten dritten Ring.

Eines der seltenen Sumatra-Nashörner mit Jungtier.
Picture: Government of Indonesia
Dr. Purnima Barman
Picture: ProntoProd
Javan rhinoceros

For decades, the Javan rhinoceros has been one of the world’s most critically endangered species. Once widespread, barely 70 animals now survive in the far south-west of the island of Java, in Ujung Kulon National Park. In 2024, to the horror of all conservationists, it emerged that a group of poachers had managed to kill 26 of the animals within four years – a third of the population.

To tackle this crisis, Wilhelma, together with the Indonesian NGO YABI and the Indonesian government, is supporting efforts to establish a breeding centre for Javan rhinos within the national park, modelled on the successful centre on Sumatra.

Sumatra-Tiger
Picture: C. Daseep
mobile library
Picture: YAYORIN

Anti-poaching patrols and environmental education

With the construction of the new snow leopard enclosure, which opened in 2018, Wilhelma has entered into a partnership with NABU to protect the animals in their native habitats. In Kyrgyzstan, the anti-poaching unit ‘Gruppa Bars’ combats poachers and their illegal trade in the animals’ fur and bones. NABU carries out vital awareness-raising work on the ground amongst herders and in schools, and prevents retaliatory actions by herders against the cats by funding snow leopard-proof livestock pens.

This project, too, has been funded by the Species Conservation Euro since 2019. To date, over 100,000 euros have been invested in the fight to protect these beautiful cats (as of 2025).

Youth work in Laos Anoulak
Eine seltene Saloa in freier Wildbahn.

Searching for the Saola

The Saola, also known as the Vu Quang ox, is one of the most endangered mammals of our time. The species was unknown to science until 1993. Saolas live in remote, dense forests and are extremely elusive. Today, fewer than 100 individuals are thought to remain in the forests of Vietnam and Laos. There are no Saolas in human care.

Wilhelma supports the Saola Foundation in its search for what may be some of the last remaining individuals. Specially trained conservation detection dogs are being used in the forests of the Annamite Mountains to help find traces of this extremely rare species and determine where Saolas may still survive

Portrait eines Visayas-Pustelschweins
Picture: R. Wirth
Striped hyena

WWF project in Kuiburi National Park

Asian elephants are under serious threat throughout their range. In Thailand, we are working alongside members of ‘Team Elefant Stuttgart’ to support the WWF’s conservation project. In Kuiburi National Park, various methods are being used to try to resolve the human-wildlife conflicts that arise.

Central America

Belize: CSFI Shipstern Reserve

Habitat conservation through land acquisition

Since 2015, we have been supporting the protected area in north-eastern Belize, which is home to a wide variety of habitats, including tropical rainforest, mangrove forest and dry forest, and is thus a habitat for jaguars and tapirs, as well as countless bird species.

In 2018, we supported the purchase of rainforest land with 100,000 euros, which enabled the establishment of a biological corridor. The area covers just under 400 square kilometres. Since 2019, we have been ensuring its necessary protection by funding an additional four-person ranger unit – the Wilhelma Enforcement Unit – with 50,000 euros annually.

In 2024, a further 250,000 euros was made available for the expansion of the ecological corridor. To date (as of August 2025), this important project has received a total of 740,000 euros in support.

Belize CSFI WET Team
Picture: Stefanie Reska
Abronia campbelli
Picture: ZGAP
Skiffia francesae male

Reintroduction of extinct cyprinid species

Due to the destruction of their habitats and invasive fish species, most cyprinid species from the Mexican highlands are either critically endangered or have already become extinct in the wild. For this group of fish, also known as Goodeidae, there is now hope thanks to a collaboration with Wilhelma and the ‘Reverse the Red’ initiative: Plan G.

Under the scientific guidance of local experts, habitats are being restored, non-native fish species removed, and the species that have survived in human care thanks to zoos and aquariums are being reintroduced. The aim is to return all 39 species to where they belong – the Mexican highlands – in just ten years!

Wilhelma is supporting this ambitious project with a donation of 120,000 euros as part of the Reverse the Red Species Pledge.

South America

Brazil: Anteaters & Highways

Preventing Highway Accidents

The Wild Animal Conservation Institute (ICAS) in Brazil is working to ensure the survival of giant anteaters. As the Río Paraguay continues to dry up, traffic is shifting from the river to overland roads. During their forays, the anteaters are frequently hit by vehicles or killed on the motorways.

As part of the ‘Anteaters & Highways’ project, injured animals are nursed back to health and released back into the wild. Tracking collars enable researchers to study their movements and develop protective measures to help them cross motorways safely. By the end of 2025, thanks to the work of ICAS, several wildlife tunnels had been installed, enabling giant anteaters and many other species to safely cross beneath the dreaded motorway in Brazil, known as the ‘Highway of Death’.

Ein Gürteltier wird aus seiner Transportkiste entlassen.
Picture: GACP

Resolving human-wildlife conflicts

The Wild Animal Conservation Institute (ICAS) is working with local beekeepers on the ‘Armadillos & Honey’ project to resolve the conflict between beekeepers and the critically endangered giant armadillos. During their night-time forays, the armadillos often knock over beehives and feast on the bee larvae. For a long time, beekeepers’ retaliatory actions against this endangered species had fatal consequences.

ICAS helps beekeepers to secure their hives on raised platforms. They sign a contract undertaking not to kill armadillos and, in return, receive the ‘Armadillo-Safe Honey’ certificate. This allows them to sell their honey at a higher price. This project has been funded by the Association of Friends and Supporters since 2021.

golden-headed lion tamarin
Picture: Bom Pastor
Brown howlers
Picture: Daniel de Granville
Picture: Gabriel Brutt

Rising meat consumption, including in Europe, is leading to the daily clearing of precious rainforest areas in South America to create cattle pastures. In Ecuador, too, rainforest areas – home not only to spectacled bears and tapirs but also to rare amphibian and bird species – are under threat of destruction.

Since 2019, we have been supporting the Ecuadorian NGO Jocotoco in expanding its protected areas by purchasing rainforest land. The organisation has established 16 reserves in Ecuador. With Wilhelma’s help, the Tapichalaca, Narupa, Bueanaventura and Canande reserves have been expanded.

To date (as of August 2025), over 600,000 euros have been spent on this, and 1,100 hectares of rainforest have been secured.

Ein seltener Jambato Harlekin Frosch
Picture: Centro Jambatu
Blüte der Magnolia dixonii, die nur auf Ecuador vorkommt

The Andean forests of Ecuador are home not only to rare animals but also to plant species as yet unknown to science. Through the NGO Jocotoco, we have facilitated expeditions to search for magnolia species and funded the purchase of rainforest areas where specimens of these highly endangered species have been found.

As several species were represented by only a few individuals or were therefore at immediate risk of extinction, we joined forces with Jocotoco to take part in the ‘Species Pledge’ as part of the Reverse the Red Initiative. This is a public commitment to support the respective species until its conservation status on the Red List has improved.

The Association of Friends and Supporters of Wilhelma is supporting the conservation of magnolias in Ecuador with a donation of 50,000 euros.

Floreana
Picture: C. Espinosa

The Galápagos Islands, renowned for their unique biodiversity, are under serious threat from invasive plant species, which now account for almost 70 per cent of the local flora.

Among the habitats most severely affected is the unique Scalesia forest, which is found exclusively on the islands of Santa Cruz, Isabela, San Cristóbal, Floreana and Santiago. These endemic forests are home to a greater diversity of plant and bird species than any other ecosystem in the Galápagos Islands.

Since 2023, Wilhelma has been funding the annual salary of a botanist through a project run by the Charles Darwin Foundation to save this precious habitat.

Australia

Australia: Save the bilby

The large rabbit-nosed marsupial, known as the bilby in Australia, is a nocturnal marsupial found exclusively in Australia. Bilbies used to be widespread across more than two-thirds of Australia, but have been almost completely wiped out by introduced foxes and cats. Today, they are found only in a few arid inland regions.

The Australian Save the Bilby Fund runs a conservation area which, thanks to high fences and predator control in the surrounding countryside, provides the bilbies with a safe haven. Over the next three years, around 450 animals are to be reintroduced into the wild from this site. Wilhelma is supporting this project with a total of 30,000 euros.

Bilby
Female koala Auburn with her baby

Species conservation, research and environmental education

Koalas are now seriously threatened by the effects of climate change and the ongoing human encroachment on their habitat. We support the work of the Australian Dreamworld Wildlife Foundation (DWF), which launched the ‘Koala Land’ project. The aim is to work with experts from all fields – including wildlife rescuers, researchers and vets – to identify the factors that are absolutely essential for the survival of the remaining koala populations.

Numbat
Picture: Perth Zoo

Species Conservation Euro

Let’s work together to protect species!

  • The Species Conservation Euro is a voluntary contribution that visitors can pay when purchasing an adult ticket. Children’s tickets do not include the Species Conservation Euro.
  • Anyone who does not wish to pay the Species Conservation Euro can inform the Wilhelma ticket office of this before purchasing their ticket. The contribution will then not be charged.
  • 100 per cent of the proceeds from the Species Conservation Euro go towards our projects in Germany and abroad.
  • No deductions are made for administrative costs.

Thank you for being part of the Alliance for Nature.

Sumatran Rhinoceros