Ecological Services
Conserving the Nature of America
Meet the Biologist

Robert Allen

Robert Allen, a wildlife biologist at the East Texas Sub-office in Nacogdoches, climbs ladders and builds artificial nest and roost cavities for the endangered red-cockaded woodpecker as part of a recovery effort to enhance nesting ...

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What We Do

The Ecological Services Program is a leader in conserving our nations' imperiled species and their habitats, ensuring that sustainable populations of fish, wildlife, and plants continue to thrive for future generations.

Where We Work

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With offices in all 50 states, the Ecological Services Program is working with you to meet the challenge of conserving the nature of America. Click on the map to find an Ecological Services Field Office in your state.

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Green sea turtle at Archie Carr National Wildlife Refuge in Florida. Credit: Blair Witherington/USFWS

Additional Comment Period Extension for Proposal to Revise the ESA Listing of the Green Sea Turtle

NOAA Fisheries and the U.S. Fish and Wildlife Service announced an additional 30-day extension to the public comment period for a proposal to reclassify the green sea turtle under the Endangered Species Act (ESA), and list turtles originating from ...

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Last updated: August 27, 2015