21 Adorable Animals That Will Instantly Make You Smile

Have you heard of the saying "Smile because you never know who's falling in love with you?" Smiling really does make you physically more attractive, it releases stress, keeps you looking young, makes you happy, and is contagious, but finding a reason to smile is easier said than done.

*Related: The 15 Best Vacations for Animal Lovers

What is absolutely certain, though, is an animals ability to make a human smile and laugh. These are animals so adorable, you just want to pick them up, hold them tight and squeeze them.

This photo of two baby chickens is just adorable. Before they hatch, they actually spend time inside the eggs; they can breathe air through the eggshell even though it's hard and solid.

Did you know what domestic cats spend about 70 percent of the day sleeping? Not this cat, she's up and thirsty, drinking water out of the kitchen faucet.

These puppies are part of one of the world's oldest dog breeds. They are gorgeous, with a fluffy white coat and almond shaped eyes. Males usually stand 21-24 inches tall and females 19-21 inches tall.

Chihuahuas are known for their playful personalities, which is why this photo of him all dressed up suits him well. They are the smallest breed of dog in the world; standing 4 to 9 inches tall and weighing only 4 to 7 pounds.

Halloween is right around the corner, it's time to start thinking about your costume, or better yet, your dog's costume! These two furry friends are ready to hit the town in their unique getups.

"The king of the jungle" is likely to get a bit tired too. As shown in this photo – this large lion looks like he desperately needs some rest.

You can go on vacation to China and get up close and personal with pandas – China is one of the world's top places for animal encounters. Fun Fact: Cubs are born hairless and with their eyes shut.

Check out this baby polar bear having fun in its natural habitat. They have an excellent sense of smell and they are the largest carnivores that live on land.

There is nothing more spectacular than the love between a parent and their child. Like in the picture above, this lioness is caring for and protecting her young. Doesn't it just melt your heart?

Next time you're having a bad day, just look at how happy this baby orangutan is. This picture is sure to put an instant smile on your face.

Who says animals don't understand the concept of practical jokes? This funny elephant gets it. Just look at him spraying zebras with water to keep them away from waterhole.

Who knows what's happening here? May be the bird on top didn't want to get her tiny legs dirty and decided to land on her friend's back. Sounds like they may be a couple...

This is the face your cat should always have when you're looking for it and suddenly find it hiding in a box. Kittens are always a pleasure to look at, but this happy kittycat is something else.

"So turn up, step up, move your body right, show us how it's." It looks like this happy, dancing bear has heard the song "Move Your Body." "Throw your hands up and wave them like you just don't care."

These long-tailed macaques (Macaca fascicularis) are in Sacred Monkey Forest, Ubud, Indonesia. There are about 600 monkeys living in the area.

A black stallion running after a Jack Russel Terrier: Who do you bet on? This is one of the fittest and most active dog breeds so it may be too close to call.

The only thing cuter than a tiny kitten peacefully sleeping is a tiny kitten peacefully sleeping on a tiny little pillow while protecting its soccer ball. She looks like she is a guest in a luxurious pet hotel.

Turtles are alternative pets with a reputation for being lazy and slow, but every rule has its exceptions, right? This cute turtle jumps and catches a Frisbee, and looks like she's pretty good at it, too.

Oh no, it looks like somebody is nervous. Nail-biting is a common stress-relieving method. What are the chances he heard about the Brangelina divorce and is worried the world is ending?

This cute puppy and adorable tabby kitten want to be more adventurous than you and have decided to learn how to skate. So far they seem to be doing fine, even though he looks uncertain.

This excited baby African elephant running to a waterhole just made our day. Suddenly, we feel like we can't wait for our next safari adventure.