Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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 abdomen of the ant contains two stomachs. One stomach holds the food for itself and second stomach is for food to be shared with other ants.
113
The Wild Turkey is the only bird with a beard.
80
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
The smallest known dinosaur is Compsognathus.
113
Goldfish remember better in cold water than warm water.
29
