National Geographic Kids Readers: Woof!

more closely related to cats.

Basset hounds have the longest

ears of any breed. They measure

between 7 and 10 inches.

For a dog, the scent of another dog’s poop contains information about that dog’s health and mood.

The world’s tiniest dog

is shorter than the length

of a toddler’s hand.

The Chihuahua was named

after the state in Mexico where

the breed originated.

Petting a dog can help you feel relaxed

and reduce your blood pressure.

Farm dogs in ancient Greece wore spiked collars

to protect their necks from wolves as they

defended their flocks.

CHAPTER 1

Dogs are our slobbery, hairy,

loyal “best friends.” As they lick

our faces and drop tennis balls in our

laps, it’s hard to believe that they used to

be wild animals.

Wolves live in

family groups, called

packs. There can be UP

TO 10 WOLVES IN