This Robot Disguised as a Penguin is the Cutest Thing You'll See All Day

Favorite
This Robot Disguised as a Penguin is the Cutest Thing You'll See All Day
- -

A group of scientists have been trying to study penguins without disturbing them, and they may have found the cutest way possible of doing it: rovers disguised as baby penguins. These penguin-bots are able to get close to the penguins without raising the alarm or stressing out the penguins, which will allow scientists to collect data about them in their most natural state.

Adorable Video of the Day: Watch This Otter Mom Teach Her Pups to Swim

Favorite
- -

This video tells the story of two baby otters, Molalla and Zigzag, and how they learned to swim from their mother, Tilly. Young Ziggy was a little behind compared to Molalla, but now that he's caught up, he loves to swim away from his mother.

Caterpillar Birthday Party of the Day

Favorite
Caterpillar Birthday Party of the Day
- -

Tumblr user Nest of Vellum was all ready to add this caterpillar to a friend's insect collection -- and to celebrate, they decided to throw it a final birthday party.

But the pics were so charming, they had no choice but to let it live.

Awww.

Winter Is Coming of the Day

Favorite
Winter Is Coming of the Day
- -

And best pals Sage and Onion are ready, thanks to hand-knitted jumpers purchased on eBay by their new owner, Sue Christy.

She rescued the hens from a factory farm where the conditions were so poor they had lost all of their feathers.

"When they come out of the farm some of them, as cruel as it sounds, just look oven-ready," Christy said. "'They have never known day light and they have never known fresh air and when we get them they are in a really sorry state. 'They are also very cold because they are so bald. I just feel so sorry for them."