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Gastrointestinal tract
The gastrointestinal tract or digestive tract, also referred to as the GI tract or the alimentary canal or the gut, is the system of organs within multicellular animals which takes in food, digests ... > more -
Monarch butterfly
The Monarch butterfly (Danaus plexippus) is a well-known North American butterfly. Its wings feature an easily recognizable orange and black pattern. Monarchs are especially noted for their lengthy ... > more -
Convergent evolution
In evolutionary biology, convergent evolution is the process whereby organisms not closely related (not monophyletic), independently evolve similar traits as a result of having to adapt to similar ... > more -
Hominid intelligence
The nature and origins of hominid intelligence is a much-studied and much-debated topic, of natural interest to humans as the most successful and intelligent hominid species. There is no universally ... > more -
Giant Panda
The Giant Panda is a mammal now usually classified in the bear family, Ursidae, native to central and southern China. The Panda's main food is bamboo, but they may eat other foods such as honey. ... > more -
Chromosome
The DNA which carries genetic information in cells is normally packaged in the form of one or more large macromolecules called chromosomes. A chromosome is, minimally, a very long, continuous piece ... > more
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