Animal foraging tactics unchanged for 50 million years

16 julio 2014

Animals have used the same technique to search for food that’s in short supply for at least 50 million years, a new study suggests. Researchers analyzed fossilized sea urchin trails from northern Spain and found the tracks reflect a search pattern still used by a huge range of creatures today.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/CVRUFSGlv4U/140715215730.htm

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