| | Cetaceans - The Unexpected Ungulates You may wonder why, after several entries about various hoofed mammals, we arrive suddenly at a group of mammals who not only lack hooves, but don't even have feet. The group in question--the cetaceans (whales, dolphins and porpoises)--are introduced at this point because, despite appearances, they are close kin to the artiodactyls. | Artiodactyls - It's All About Their Stomach The most diverse of all living ungulate groups are the Artiodactyla, more commonly known as "artiodactyls" or "even-toed hoofed mammals". There are about 225 living species of artiodactyls spread out over a vast range that includes every continent except Antarctica (their presence in Australia and New Zealand is the result of human introduction). | The New Ungulates These days, ungulates (Order Ungulata) just aren't what they used to be. Once considered to be a rather predictable bunch, ungulates were traditionally identified by their herbivorous nature and their hooven feet. | Aardvarks - Not To Be Confused With Anteaters The aardvark is the only surviving member of the Orycteropodidae, a family of mammals that once included nearly a dozen different species. The aardvark is one of those quirky mammals that has long tormented taxonomists. At one time, aardvarks were grouped with the edentates (anteaters, tree sloths and armadillos) and pangolins (spiny anteaters). But now, scientists classify aardvarks amongst the ungulates. | | | | Animals / Wildlife Ads | | | | Featured Articles | | | | More from About.com | | | | | | Essential Medical Tests for Women For women, certain medical tests and health screenings are recommended on a yearly basis. Learn which screenings are essential for your health, and why. More>
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