threatened and endangered species

Lead-Tainted Carcasses and Gut Piles Pose Hazards for Endangered Condors

Lead bullets in carcasses and gut piles pose lethal poisoning hazards to carrion feeders. Among the creatures most at risk are the endangered California condors that frequent Grand Canyon National Park and other areas of Arizona and Utah.

Creature Feature: The Kemp's Ridley Sea Turtle Faces an Uncertain Future

The Kemp's ridley may be little as sea turtles go, but it's got big problems. It was already the world's most endangered marine turtle before the mammoth Deepwater Horizon oil spill in the Gulf of Mexico threatened to wreak havoc on its vital habitat.

Creature Feature: The Hawaiian Hoary Bat (‘ōpe‘ape‘a) is Hawaii’s Only Native Terrestrial Mammal

How hoary bats ever managed to cross thousands of miles of open sea to colonize the Hawaiian Islands is a mystery we may never solve. Scientists do think we’ll figure out how to make their place in the islands secure for the foreseeable future.

Tidewater Goby Translocation: A Little Fish Gets a Big Boost

The tiny fish called the tidewater goby doesn’t get the publicity that the Devils Hole pupfish gets, but like that other little fish this endangered species is getting a helping hand. Gobies from Point Reyes National Seashore were recently translocated to establish a new population at a protected site on Tomales Bay.

Yellowstone Grizzlies Are Back on the Threatened Species List

A federal judge has restored Yellowstone ecosystem grizzlies to threatened status under the Endangered Species Act. The upgrade reverses a 2007 F&WS delisting decision that inadequately considered a number of important factors, including the negative impacts of climate change on critical food supplies.

To Protect Rare Virgin Islands Plants, an Environmental NGO Holds Government Feet to the Fire

The Center for Environmental Diversity has goaded the Fish & Wildlife Service into honoring its obligation to responsibly manage two rare and imperiled plants in the Virgin Islands.

Translocation Project Aids Endangered Humpback Chub in Grand Canyon National Park

The Park Service has introduced a satellite population of humpback chub into a Colorado River tributary. Time will tell if this translocation project and related recovery efforts can halt this endangered fish’s slow drift toward extinction.

Creature Feature: To Save the Mission Blue Butterfly, You Have to Save the Lupine

Saving the endangered mission blue butterfly is a lupine-focused mission. The mission blues, which now survive only in a few places near San Francisco Bay, can’t reproduce in habitats that lack certain kinds of lupine.
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