The elephant brain weighs about 6,000g.
274
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
The largest breed of rabbit is the Flemish Giant.
65
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45