Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
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
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Two dogs were among the Titanic survivors.
262
A cow produces around 200,000 glasses of milk in her lifetime.
373