Laura Erickson's For the Birds

Monday, September 24, 2007

Runoff blamed for deformed frogs

Associated Press article from today:

Runoff Blamed for Jump in Deformed Frogs

WASHINGTON (AP) — The growing number of deformed frogs in recent years is caused at least partly by runoff from farming and ranching, new research indicates.

Nitrogen and phosphorous in the runoff fuel a cycle that results in a parasitic infection of tadpoles, resulting in loss of legs, extra legs or other deformities, according to researchers led by Pieter Johnson of the University of Colorado, Boulder.

Their findings are being published in this week's online edition of Proceedings of the National Academy of Sciences...