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trophic cascade

A grey wolf (Canus lupus) in the Lamar Valley, April 2009. Credit, Jim Peaco, Yellowstone National Park.

Yellowstone wolves take a blow to their rep

A well-publicized depiction of wolves revitalizing Yellowstone’s ecosystem is a myth, said writers for the NY Times’ op-ed page and a Nature news feature last week.

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purple marsh crab cliping cordgrass

Depression-era drainage ditches emerge as sleeping threat to Cape Cod salt marshes

Contemporary recreational fishing combines with old WPA project to hasten marsh die-off By Liza Lester, ESA communications officer   CAPE Cod, Massachusetts has a problem. The iconic salt marshes of the famous summer retreat are melting away at the edges, dying back from the most popular recreational areas. The erosion is a consequence of an unexpected synergy between recreational over-fishing…

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Animal Jurisprudence

AFTER co-authoring a 2005 paper imagining “Re-wilding North America” with giant Bolson tortoises, camels, horses, cheetahs, elephants and lions, Harry Greene received a lot of hate mail. Corresponding ecologists hated the idea of deliberate transcontinental introductions of any kind.

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In Ecology News: Python vs the Everglades

Are exotic pythons devastating Florida’s Everglades National Park? By Liza Lester, ESA communications officer Sometimes the snake wins. The exotic Burmese python is a new and deadly predator allegedly squeezing the wildlife of Florida’s already environmentally pressured Everglades. Large snakes have been observed swallowing American alligators and 80-pound deer, but more common prey are small mammals like raccoons, rabbits, and…

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