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Complexity Digest 2007.36 - 10.01
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20-Sep-2007

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Predation Linked To Evolution, Study Suggests, ScienceDaily
 









Excerpts: The fossil record seems to indicate that the diversity of marine
creatures increased and decreased over hundreds of millions of years in step
with predator-prey encounters, (...). For decades, there has been a debate
between paleontologists, biologists, and ecologists on the role of ecological
interactions, such as predation, in the long term patterns of animal evolution.
(...) decided to look at the importance of ecology by surveying the literature
for incidents of predation in marine invertebrates, such as clams and their
relatives. "Today, certain predators leave easy to identify marks on the shells
of their prey, such as clean, round holes," said Huntley. (...)
Source: Predation Linked To Evolution, Study Suggests[
http://www.sciencedaily.com/releases/2007/09/070910172717.htm ], ScienceDaily
& Virginia Tech, 2007/09/14
Contributed by Atin Das - dasatinyahoo.co.in

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