A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Cats and dogs can hear ultrasound.
350
Squirrels forget where they hide about half of their nuts.
698
Jellyfish as a species are actually older than dinosaurs and sharks.
383
The oldest recorded elephant lived for 82 years.
213
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49