Videos: Animal Planet

Lots of dogs have an oral fixation. Victoria shows how you can help your dog get over this not-so-charming habit.

From the beginning, Cassandra thought that Lisa was the one the beat. In the wedding episode, Cassandra finally drew praise from the judges that equaled Lisa's! Here she breaks down what it takes to beat the best.

Meet the clumber spaniel. Big, beautiful, and loaded with personality.

Jeremy Wade catches a Soldatov catfish, a relative of the gigantic Wels catfish in a Russian river. It's said to grow to a similar size, but very little is known about it.

The Glyphis shark has eluded fishermen for years and only a handful of catches have ever been documented. No one has ever videotaped one before, so Jeremy and his crew realize that this is a very special moment!

Is Bigfoot real? Lost Tapes investigates the legend behind Bigfoot, a mysterious ape-man that has been sighted in North America thousands of times.

An amateur video camera captures something in an Oklahmoa lake that shouldn't be there.

In this clip from "Planet's Best North American Wildlife Encounters" on Animal Planet, we encounter the legendary Grizzly Bear in the Brittish Columbia fishing salmon in the stream.

As the fifth season of Whale Wars returns, Japan promises to return to Antarctica to resume its hunt, and the stakes for the Sea Shepherds are higher than ever. Watch the all new season of Whale Wars premiering June 1 at 9PM E/P.

A family of opossums has nested in a local attic and Turtleman must get them out. When the final opossum is stuck behind a piece of drywall, the only choice is to knock it down with a Live Action Judo Chop!

Revered as a guard dog, the massive Bullmastiff knows how to pin its prey down without killing or hurting it. These dogs are also known as gentle giants.

On Animal Planet's "Get Out There," the Zorbo family checks out bull elk antlers. Bugling and rack size help elk bulls attract cows during rutting season. Usually, the bigger the rack size, the larger the harem. Learn more about elk on Animal Planet.

Sea Sheperd's Pedro calls out for help when he sees that the Steve Irwin's current course will take them directly up the back of the Nisshin Maru! [Deleted Scene]

Think it's great being the Puppy Bowl Ref? You're darn right it is. Darn right...

On Animal Planet's "Get Out There," the Wilder family spots elk during their wildlife adventure. Early evening is usually the best time to spot elk. During rutting season, dominant bull elk fight to defend their harems and earn mating rights.