Other benefactors include the far-sighted Englishman John Knowles, who established Britain’s first zoological collection specifically for breeding endangered animals at the 400-acre estate of Marwell ...

For some animals, reproduction comes at the ultimate cost—their own lives. While this may seem extreme, it's a natural strategy to maximize reproductive success. These species invest everything into ...

Endangered leopard sharks have been observed mating in the wild for the first time, with scientists witnessing a “threesome” involving two males and a female. The encounter was filmed by Hugo Lassauce ...