Successful okapi breeding as part of the Grzimek legacy.
The okapi's tongue is so long it can clean its own eyes with it.
Humboldt penguins in a modern enclosure.
Humboldt penguins are loyal to their partner for life.
Our closest living relatives, known for their peaceful social behavior.
Bonobos often resolve conflicts through social interactions rather than aggression.
Critically endangered rhinoceros with a pointed upper lip.
Black rhinos can run at speeds up to 55 km/h.
Rare lion subspecies, found in the wild only in India.
Only about 700 Asiatic lions remain in the wild, all in the Gir Forest of Gujarat.
Nocturnal lemur with an extremely long middle finger for finding insects.
The aye-aye taps on bark and listens for insect larvae – like a woodpecker among mammals.