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Salamander
Salamander is the common name applied to approximately 500 amphibian vertebrates with slender bodies, short legs, and long tails. The moist skin of the amphibians limits them to habitats either near ... > more -
Circulatory system
A circulatory system (sometimes cardiovascular system) is an organ system that moves substances to and from cells; it can also help stabilize body temperature and pH (part of homeostasis). There are ... > more -
Giant Otter
The giant otter is the largest of the world's otters. It is native to South America but is endangered and is also very rare in captivity. The Giant Otter can reach up to 6 ft (1.8 m) in length, and ... > more -
Bald Eagle
The Bald Eagle is a bird of prey indigenous to North America, most recognizable as the national bird of the United States. The species was on the brink of extinction late in the 20th century but has ... > more -
Black widow spider
The black widow spider (Latrodectus spp.) is a spider notorious for its neurotoxic venom. It is a large widow spider found throughout the world and commonly associated with urban habitats or ... > more -
Green Iguana
The green iguana (Iguana iguana) is a large, arboreal lizard from Central and South America. The green iguana is found over a large geographic area, from Mexico to southern Brazil and Paraguay, as ... > more
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