A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
A domestic cat can sprint at about 31 miles per hour.
274
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
A 42-foot sperm whale has about 7 tons of oil in it.
209