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
Squirrels forget where they hide about half of their nuts.
698
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Sharks have been on the planet longer than trees.
14