Dogs

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The Incredible Explosion of Dog Breeds

By Remy Melina last updated

From a teacup-size Chihuahua to a Great Dane, there is an incredible amount of variety in dog breeds.

Dogs
Smiling dog

Are Dogs Really Smiling at Us?

By Emma Bryce last updated

Is this expression really a smile?

Dogs
A pack of grey wolves in Slovenia.

Dog Family: Facts About Canines & Their Cousins

By Alina Bradford last updated

Dogs
A shaggy black dog lying in the grass with its tongue out and one ear perked up.

Dogs: History, evolution and behavior of our best friends

By Stephanie Pappas published

Reference Dogs and humans have been companions for thousands of years.

Reference
A dog looks longingly at a chocolate cake on a table.

Why is chocolate bad for dogs?

By Remy Melina, Mindy Weisberger last updated

Is it really that bad to give a dog a bite of a chocolate bar? Live Science investigates just how much chocolate is lethal to dogs.

Dogs
Boston Terrier wearing a Protective Collar Cone

Why do dogs and other animals lick their wounds?

By Lauren Leffer published

Here's the science behind why pet cats and dogs and some wild animals lick their wounds.

Dogs
A gene mutation partly responsible for the tiny size of 'toy' dog breeds like Chihuahuas and Pomeranians has been found in 54,000-year-old wolf DNA, highlighting that the potential for small dogs existed long before humans started breeding them.

Gene mutation that helps make 'toy' dog breeds so small existed in wolves 54,000 years ago

By Harry Baker published

A new study has shown that a genetic mutation that influences the small size of dogs can be traced back to 54,000-year-old wolf DNA.

Dogs
Two of the dogs from the experiment next to the MRI machine.

Dogs can differentiate between familiar and unfamiliar human languages

By Harry Baker published

A new study has revealed that dogs' brains react differently to familiar and unfamiliar human languages.

Dogs
Embark Dog DNA Test Kit deal for Cyber Monday.

Cyber Monday Deal: Save 32% on this dog DNA test kit

By Morgan Bailee Boggess McCoy published

Deals The dog DNA test kit deal will let you discover your dog's exact breeding makeup and health risks without breaking the bank.

Deals
A small cavalier dog on a walk.

Dogs know when humans are lying to them

By Yasemin Saplakoglu published

Researchers found that dogs react differently to false information given to them by a misinformed human than they do to a human who is flat-out lying to them.

Dogs
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