Little is known about Whale Sharks -- they're hard to study because of their extreme migratory patterns. Kasey-Dee Gardner finds out some interesting facts about the gentle giants of the sea.
The Iditarod, it's Alaska's iconic 1,100 mile sled dog race which starts in Anchorage and ends in Nome. And competitors in this long, arduous journey don't get ready overnight. Kasey-Dee Gardner finds out what it takes to get ready for this race.
Alaska's Denali National Park is the only U.S. national park that still uses sled dogs to patrol its six million acres of artic terrain. Jorge Ribas visits the kennel.
Legend met reality recently as Italian researchers discovered a deer with a rare abnormality - a single antler growing from the middle of its head. Rossell Lorenzi tracks the find.
Attempts to fertilize eggs of a rare female sturgeon caught in the Chesapeake Bay last year proved unsuccessful. Now researchers aim to use that experience in future efforts. Jorge Ribas follows up.
Food puzzles, habitat design and sensory training are just a few of the ways the Smithsonian's National Zoo enriches the lives of its animals. Jorge Ribas finds out more.
In nature there are some species, both plant and animal, that die after spawning offspring. This week Kasey-Dee Gardner finds out why this phenomenon happens.
The Mekong region in Southeast Asia is home to more than a thousand new plant and animal species, says the World Wildlife Fund. But challenges are ahead in balancing conservation and growth.
Jorge Ribas reports.
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