The venom of the king cobra is so deadly that just one gram of it can kill 150 people.
76
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Large kangaroos can cover more than 30 feet with each jump!
19
A shrimp's heart is in its head.
32
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
A blue whale's aorta (the main blood vessel) is large enough for a human to crawl through.
52
Billy goats urinate on their own heads to smell more attractive to females.
31