In which WTF, Evolution? collaborates with the esteemed nerds over at Scientific American. Featuring clumsy penguins, gangly giraffes, and the sexiest birds on Earth. Check it out, weirdos.

Ctenophores. ‘Cause sometimes evolution only feels like making the mouth. 

Look, evolution, everyone has trouble staying motivated sometimes. But when that happens you should probably just take a walk or something; don’t force yourself to make softshell turtles when your heart obviously isn’t in it. 

“Tee hee.”

“What now, evolution?”

“It’s a ‘tapir.’ Get it?”

“No.”

“‘Tapir!’ C’mon.”

“No.”

“It’s a tapir! It has a tapired nose!”

“You’re the worst.”

You know what’s awesome? Teeth! Teeth are great. You can use teeth to chew things up, grind things down, bite things that are annoying you or kill things that you want to eat. Teeth are just so helpful. The more teeth the better, as far as evolution is concerned. The sheepshead fish must be so pleased.