Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Gorillas can catch human colds and other illnesses.
205
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
The elephant brain weighs about 6,000g.
274
Cats and dogs can hear ultrasound.
350