The Endangered Species Act 101

Signed into law in 1973, the Endangered Species Act (ESA) aspires to prevent extinction, recover imperiled plants and animals, and protect the ecosystems on which

Impacts of Sea Level Rise on National Wildlife Refuges: Considerations for Land Protection Priorities

There are more than 150 national wildlife refuges located in coastal areas. For these refuges, sea-level rise has the potential to reshape wetlands, shift habitats

Losing Our Heritage: Budget Cut Impacts and Our Environment

Fiscal Year 2014 budget priorities as outlined by Defenders of Wildlife and other green group organizations.

Shark identification guide for South America - Atlantic

Shark identification guide including fins, for the region of the Atlantic in South America.

Shark identification guide for South America - Pacific

Shark identification guide including fins, for the region of the Pacific in South America.

Shark Identification Guide for Mexico, Central America and the Pacific

Shark identification guide including fins, for the region of Mexico, Central America and the Pacific.

Dunes Sagebrush Lizard - The Cautionary Tale of a Candidate Species Denied

This white paper explains the problems with the U.S. Fish & Wildlife Service's recent decision to not list the dunes sagebrush lizard and recommends improvements

Wolverine ID Card

Wolverines are rare, solitary carnivores that inhabit high-altitude backcountry areas. Wolverines are generally scared of humans, and there are no documented wolverine attacks on people

Shark Identification Guide for Mexico and the Caribbean

Shark identification guide for 38 species in the region of Mexico, Central America and the Caribbean.