Media Coverage of Reduction of Sea Ice in the Arctic The arctic region of the northern hemisphere is a sparsely populated part of the world. It is home to a wide variety of wildlife that has adapted to the harsh environment, which is covered by snow and ice for the majority of the year. Throug...

Animals differ in their abilities to regulate body temperature (thermoregulation). We sometimes use the terms "cold-blooded" or "warm-blooded." Most reptiles feel cold to the touch, while mammals and birds typically give off warmth. Somewhat more precise descriptions can be made by using the ter...

First of all we need to understand what ectothermic and endothermic animals are. Animals differ in their abilities to regulate body temperature (thermoregulation). We sometimes use the terms "cold-blooded" or "warm-blooded." Most reptiles feel cold to the touch, while mammals and birds ofte...

Arctic National Wildlife Refuge The Arctic National Wildlife Refuge was created in 1960 in northeastern Alaska to protect and maintain it's naturally functioning community of arctic and sub-arctic ecosystems. A variety of wildlife, including 36 fish species, 36 kinds of land mammals, over ...

Whales are large mammals that live in water. Like other mammals, whales have a large, highly developed brain and nurse their young with milk. Whales resemble fish in many ways, but they are not. Fish are cold-blooded and breathe underwater using gills. The whale maintains a warm, constant body tempe...