George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Parrot parents "name" their children with a signature call.
112
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492