Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
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
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The station master and operating officer at the Kishi Station, Japan, is a cat!
18