A kangaroo cannot jump if its tail is off the ground.
29
Most tropical marine fish could survive in a tank filled with human blood.
54
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Flamingos can only eat with their heads upside down.
38
Kittens are born both blind and deaf.
25
It's possible to lead a cow upstairs, but not downstairs.
50
A Koala Bear sleeps 22 hours of every day.
20
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13