When cats are happy, they may squeeze their eyes shut.
10
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
A 42-foot sperm whale has about 7 tons of oil in it.
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