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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Some British police cars carry a teddy bear to console children after an accident.
46
A group of pugs is called a grumble.
10