The Scientist has asked a group of experts periodically comment upon recent articles that they have found noteworthy. Their selections, to be presented here in every issue, are neither endorsements of content nor the result of systematic searching. Rather, they are personal choices of articles they believe the scientific community as a whole may also find interesting. Reprints of any articles cited here may be ordered through

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Department of Biology
King’s College London
London, U.K.

" Modern kelp distribution shows that their center of diversity is in the North Pacific. Animals that graze kelps appeared in the late Cenozoic but may have been suppressed in the North Pacific by predatory sea otters, allowing kelp diversification.

J.A. Estes, RD. Steinberg, “Predation, herbivory, and kelp evolution,” Paleobiology, 14 (1), 19-36, Winter 1988.

" Are...

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