Chinese Crested and Chihuahua Mix: This pup (named "Elwood") weighs in at just 6 pounds and was rescued as the result of a New Jersey SPCA investigation. He won the title of World's Ugliest Dog of 2007.
Ben Margot/AP Photo
Blobfish: Living deep in the waters of Tasmania and Australia, the blobfish is rarely seen by humans. Its gelatinous body and lack of muscle help it to keep a density that's slightly less than that of water, allowing it to float just above the sea floor without using much energy.
Caters News Agency
King Vulture: One of the largest vultures in the world, this bird makes its home in Central America and South America. The hooked tip and sharp bill of its beak often make it the first scavenger to cut into a carcass.
Peter Orr/Getty Images
Deep Sea Anglerfish
Deep Sea Anglerfish: A fleshy growth, or lure, projects from this fish's head and attracts prey. When touched, it triggers the anglerfish's teeth to attack.
Alligator Snapping Turtle
Alligator Snapping Turtle: The largest freshwater turtle in North America, it's mainly found in the southern United States. Its spikes and raised plates resemble primitive dinosaur characteristics and distinguish it from other snapping turtles.
Elliott Minor/AP Photo
Bactrian Camel: Native to central Asia, it's one of the two surviving species of camels today. This creature regularly eats snow to take care of its water needs, which makes it more adaptable to different environments. Out of the 200 million living today, most are domesticated.
Raj Kamal/Getty Images
Red-Lipped Batfish: Found in the Galapagos Islands, these red-lipped fish are not known for their swimming abilities. Instead, they use their pectoral fins to "walk" on the sea floor.
Golden Snub Nose Monkey
Golden Snub Nose Monkey: Native to the mountainous regions of China, these primates have golden hair that helps scientists determine age and gender. Young monkeys have brown hair, while adult males have longer, thicker hair than females.
Komodo Dragon: The largest living of its species, this lizard lives in the island region of Indonesia, including Komodo Island, and dominates the ecosystems where it lives, as it can measure up to 10 feet in length and weigh up to 150 pounds.
Vundu catfish: Capable of reaching over 5 feet in length, this fish (held by Jeremy Wade) can reach a maximum known weight of 121 pounds.
Courtesy Animal Planet
A featherless, genetically engineered chicken
A Featherless, Genetically Engineered Chicken: In 2002, scientists at the Hebrew University of Jerusalem's Department of Agriculture in Israel released photos of their 'The Naked Chicken," a low-calorie (the lack of feathers means there's less fat) and faster maturing bird.