A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The oldest recorded elephant lived for 82 years.
213
All pandas are ‘owned’ by China. They rent them out to zoos for $1mil/year each with minimum of 10 years.
16
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8