Nature Professor Lars Schmitz explains the evolution of eyes in the animal kingdom Popkin

Nature Crabeater seal teeth look like hand-carved art pieces Popkin

cute Meet Petunia, a baby beaver who will brighten your day Popkin

Nature Watch an octopus squeeze into a tiny hole in the sand Popkin

cover songs The Muppets' version of Bohemian Rhapsody remains one of the best covers of all time Jennifer Sandlin

Funny Pets enjoy gourmet snacks in stunning under-the-table video Popkin

Delightful Creatures See the freaky and cool way that a black-eyed tree frog's eyes wake up from a nap Popkin

Science Echidnas blow snot bubbles to stay cool in summer Popkin

comedy A beginners' safety guide to hunting the wild Scottish haggis Jason Weisberger

music Watch Animal from The Muppets play drums with My Morning Jacket Jennifer Sandlin

Funny The Desert Rain Frog has the cutest squeal I've ever heard Popkin

dogs Proposed German pets rights law would require two walks a day for dogs Andrea James

animals Enjoy these unsolicited dik-dik pics Thom Dunn

Delightful Creatures It took four years lying underwater to get a perfect shot of a Eurasian beaver Andrea James

animal How many rescuers does it take to dislodge a cow? Andrea James

music Crazed heavy-metal drummer accompanies "I'm a Little Teapot" and many, many others Cory Doctorow

wildlife Raccoon sweeps the floor Heather Johanssen

animal Giraffe licks camera Heather Johanssen

video WATCH: Cool Welsh dog helps save baby dolphin Andrea James

music This is the best funny video on the entire internethole Xeni Jardin