Catgut comes from sheep not cats.
11
Camels have three eyelids to protect themselves from blowing sand!
30
The lifespan of mammals is about 1 and a half billion heartbeats.
127
There are over 58 million dogs in the U.S!
76
The cicada, a fly found in Africa, spends 17 years of its life sleeping; and only two weeks is awake during which mates and then dies.
33
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Goats do not have upper front teeth.
27
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27