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A dog looking at the camera over a seat.

Dogs know where their paws end and the world begins

By Yasemin Saplakoglu last updated

Dogs may have self-awareness just like humans.

Dogs
dog eyes

Dog vision: What colors can dogs see?

By Natalie Wolchover last updated

Reference How dogs see the world is very different to humans, and can only distinguish between blue and yellow hues.

Reference
A new study finds that dogs' brains cannot distinguish words that differ by a single speech sound, such as "sit" versus "set." For the study, the researchers attached electrodes to the dogs' heads with tape and monitored their brain waves as they listened to pre-recorded words.

Dogs will never speak human. Here's why.

By Rachael Rettner last updated

The findings mean that dogs may be similar to human infants in their word processing abilities.

Dogs
Missing Image for

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
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