Primates form same-sex sexual behavior alliances to gain rank and mating opportunities Male primates use same-sex bonds as ...

“One of the main findings is that all chimpanzee kids are risky, and that infant and juvenile chimpanzees are even more risky ...

In humans, teens do the most dangerous things. In chimpanzees, that honor goes to toddlers. The difference may lie in ...

The Sumatran rhino looks like it wandered out of another era and somehow got lost in the present day. Smaller than its ...

Our species, Homo sapiens, has been evolving for more than 300,000 years, but the story of human origins starts much earlier.

Kākāpō ( Strigops habroptilus) are large, flightless, nocturnal parrots with mottled green and yellow plumage that only breed ...

Conservationists in New Zealand are more optimistic than ever about breeding season for the country's critically endangered ...

In 1826 Sir Stamford Raffles founded The Zoological Society London (ZSL) as the world's first scientific zoo for the study of living animals. Two years later it opened to Fellows of the Society plus ...

New Zealand's endangered kakapo has a unique breeding cycle. Now, for the first time in four years, the parrots are in the ...

You don't need a brain the size of a planet to know that a human brain is much larger than a baboon's. Since a human brain is ...