Dolphins have names for one another.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A group of kittens is called a "kindle".
10
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When dragonflies mate, their tails form a love heart.
22