Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
The seahorse is the only fish to have a neck.
12
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Domestic pigs average a top speed of about 11 miles per hour.
182
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
Whales and dolphins can't taste anything other than salt.
11
Tigers can see 6 times better at night than humans.
305