Dolphins have names for one another.
18
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
When cats are happy, they may squeeze their eyes shut.
10
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34