Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Dogs sometimes fake being sick to get attention.
26
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
One in three dog owners say they have talked to their pets on the phone.
427
Squirrels forget where they hide about half of their nuts.
698
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17