What is the US fish and wild life service?

The U.S. Fish and Wildlife Service is a government agency in the Department of the Interior. According to their website, their mission is "working with others to conserve, protect, and enhance fish, wildlife, plants, and their habitats for the continuing benefit of the American people."

Also according to their website, USFWS priorities are:

National Wildlife Refuge System: Conserving Our Lands and Resources

Landscape Conservation: Working With Others

Migratory Birds: Conservation and Management

Threatened and Endangered Species: Achieving Recovery and Preventing Extinction

Aquatic Species: National Fish Habitat Action Plan and Trust Species

Connecting People With Nature: Ensuring the Future of Conservation