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Chemistry at Work: Scent Discrimination Tests

Related Article: Learn more about dogs.

Dogs can detect only certain chemicals in gasoline. Scientists use scent discrimination tests to understand a dogÕs olfactory receptors and to better train the dog.

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Fascinating Facts About Cats (2:03)

Explore some little-known facts about the domestic cat.

Dinky the Singing Dingo (1:14)

Dingos are wild dogs most commonly found throughout the Australian Outback. "Dinky" the Dingo is very special. He's special because he can sing. And people travel hundreds of miles to Alice Springs just to hear him howl. Video courtesy of Reuters.

Curing Cancer in Pets (4:15)

The fight is on to cure cancer in our pets.

British Pet Detective (2:52)

Watch this Reuters video to see the story of a British "ace" pet detective service called Animal Search UK. The service is headed up by an ex-policeman and two sniffer-dogs named D-For and Mikey. They have several hundred successful found pets.

We Love Rats (1:39)

Do we love rats? Watch this video about the sudden increase in the number of people that are buying pet rats. Pet store owners are crediting the success of Disney's animated hit movie, Ratatouille, which features a lovable rat as the feature... More »

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What's To Love: Sphynx Cat (0:44)

On Animal Planet's "What's to Love?" the sphynx cat is a hairless cat named after the Egyptian mythological creature. In fact, this cat does have short fuzz, but it's not enough to protect it from the cold.

What's to Love: Pug Breed (1:02)

On Animal Planet's "What's to Love?" we learn about the pug breed. The pug is one of the oldest breeds of dogs. Adored by Chinese emperors, the small dog has bulging eyes and a flattened nose.

Planet's Best Dog Friendly Destinations: Vancouver (2:47)

Vancouver is a great city for dogs, with many parks, trails and water. Ross Powell takes us to the places where he wrote his book "Where to Walk Your Dog" in this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet.

Planet's Best Dog Friendly Destinations: Training (2:56)

Training dogs is a busy job. Donna Hall teaches dogs opedience lessons and their owners the psychology behind it. In this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet, we visit her at a dog park in Vancouver.

Planet's Best Dog Friendly Destinations: NY Daycare (2:57)

This is a dog day care like no other. Like many things in New York, this is over the top. Experience the five star dog day care in this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet.

Planet's Best Dog Friendly Destinations: Lure Course (2:58)

One of the most popular activities at Camp Dogwood is the lure Course. Many dogs have a drive to chase, and in this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet, they get a run for the money.

Planet's Best Dog Friendly Destinations: LA Dog Park (2:08)

Take a look at Runyon Canyon, the A-list dog park of Los Angeles. Take a walk with dog walker Annie and her star studded dogs, in this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet.

Planet's Best Dog Friendly Destinations: Key West (3:00)

Key West, Florida holds an Annual Pet Masquerade. Get in the Key West dog state of mind with this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet.

Planet's Best Dog Friendly Destinations: Fantasy Fest (2:06)

Dogs are loved in Key West, and even welcome at the bar. They also have their own Masquerade Parade. Watch them blow the roof off Fantasy Fest, in this clip from Animal Planet's "Planet's Best Dog Friendly Destinations."

Planet's Best Dog Friendly Destinations: Enzo the Dog (1:52)

Meet Enzo, the celebrity dog known as Eddie from the TV show "Frasier." Not all dogs are great actors, but we learn the qualities needed in this clip from "Planet's Best Dog Friendly Destinations" on Animal Planet.