A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
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
A lion in the wild usually makes no more than twenty kills a year.
186
There are approximately three chickens for every human on Earth.
13
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47