Animals

Wildlife Advocates Fume Over Army Corps' Razing Of Reserve

A 48-acre area in California that housed more than 200 species of birds was stripped bare by the Army Corps of Engineers, which manages the land. The Corps says the clearing was necessary to improve flood control and discourage homeless camps and drug dealing, but some are questioning whether the agency violated rules that protect wetlands and waterfowl.

How Owls Turn Heads

A mystery of the animal kingdom: how do owls turn their heads 270 degrees without damaging their blood vessels? At last an answer, published this week in Science. Fabian de Kok-Mercado and Philippe Gailloud dissected and x-rayed owls to discover how the birds do the twist.