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7 signs of evolution in action

Click the "Next" arrow above to see seven signs of evolution in action. The seed-crushing bills of little songbirds called finches, which were adapted to various niches throughout the Galapagos Islands, proved integral to the formulation of Darwin's theory ...http://www.nbcnews.com/id/29040024/ns/technology_and_science-science/t/signs-evo...

10 spring flings with science

The reason? Climate change, of course. Songbirds are in a much greater rush to migrate back to North America each spring from their South American wintering grounds than previously thought, according to scientists who outfitted critters such as the wood ...http://www.nbcnews.com/id/29779372/ns/technology_and_science-science/t/spring-fl...

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Songbird - Wikipedia, the free encyclopedia

Updated July. 19, 2014

Songbirds form one of the two major lineages of extant perching birds, the other being the Tyranni which are most diverse in the Neotropics and absent from many parts ...http://en.wikipedia.org/wiki/Songbird

Songbird Pictures - National Geographic - Animals - Animal ...

Updated July. 20, 2014

See pictures of songbirds (including warblers, sparrows, swallows, and more) in this birds photo gallery from National Geographic.http://animals.nationalgeographic.com/animals/photos/songbird-photos/

songbird (bird) -- Encyclopedia Britannica

Updated July. 20, 2014

Songbirds are distinguished from other perching birds by certain anatomical characteristics, especially the more complicated vocal organ, or syrinx.http://www.britannica.com/EBchecked/topic/554398/songbird

List of Small Songbirds | eHow - eHow | How to - Discover ...

Updated July. 20, 2014

List of Small Songbirds. The songbirds comprise the largest of all bird groups in the world. Also known as Passeriformes or perching birds, because of the arrangement ...http://www.ehow.com/list_5796260_list-small-songbirds.html