When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The seahorse is the only fish to have a neck.
12
A domestic cat can sprint at about 31 miles per hour.
274
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Whales and dolphins can't taste anything other than salt.
11
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12