Sheep, goats, octopuses, and toads have rectangular pupils.
7
The Basenji dog is the only dog that is not able to bark.
4
The seahorse is the only fish to have a neck.
12
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
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 domestic cat can sprint at about 31 miles per hour.
274
Squirrels forget where they hide about half of their nuts.
698