quarta-feira, 27 de abril de 2011

Plankton fossils tell tale of evolution and extinction

ScienceDaily (2011-04-26) -- Scientists studying the fossils of tiny ocean-dwelling plankton, called foraminifera, have uncovered another piece in the puzzle of why species evolve or become extinct.
Full http://www.sciencedaily.com/releases/2011/04/110419212311.htm