The U.S. Fish and Wildlife Service said Americans should hunt and cook nutrias, an invasive species found in marshy areas, to help curb their population. By Simon J. Levien The U.S. Fish and Wildlife ...

A nutria is a large, semi-aquatic rodent native that is approximately 2 feet long. Its features include a large head, short legs, and a stout body that appears hump-backed on land. Their fur is ...

Across the United States, a semi-aquatic rodent that can weigh as much as 20 pounds is chewing through wetlands, farms, and flood defenses, turning a long-simmering ecological problem into a ...

Hollywood would have difficulty inventing a rodent as scary as the South American swamp beast that has gained a toehold in the Sacramento-San Joaquin Delta. Imagine a rat-looking creature weighing ...