NOVA | Dogs and More Dogs

A Potpourri of Pooches
How come dogs, alone among Earth's species, come in so many shapes and sizes?

The Truth About Dogs
In this excerpt from his book, Stephen Budiansky explains why he feels dogs have got us exactly where they want us.

Working Dogs
Sniffing out termites, aiding search-and-rescue missions, locating land mines—the tasks dogs perform are remarkably diverse.

Dogs Around the World
Match 14 dogs to the environment they were bred for, from the rugged mountains of Argentina to the Australian outback.

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