Don’t try this at home, but a snail can grow back a new eye if it loses one.
You can tell a turtle’s gender by the noise it makes. Males grunt and females hiss.
Giraffes have no vocal cords and their tongues are blue-black in color.
You might want to thank a squirrel the next time you enjoy the shade of a tree. Millions of trees are accidentally planted by squirrels that bury nuts and then forget where they hid them.
25. Blue Whale
Humpback whales create the loudest sound of any mammal. And you thought the loudest sound came from that two-year-old you sat next to on your trans-continental flight, didn’t you?