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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
A puppy is born blind, deaf, and toothless.
16
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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