The U.S. Fish and Wildlife Service has proposed listing two kinds of Missouri crayfish as threatened under the Endangered Species Act, as well as identifying "critical habitat" for their survival and recovery in the state's ...
Ecology
Sep 21, 2020
0
15
In the early 2000s, a harvest of pine trees on Tennessee's Cumberland Plateau led to a remarkable discovery. Once sunlight hit the ground, the seeds and rootstock of native grasses and wildflowers that had lain dormant for ...
Ecology
Sep 20, 2020
1
11
A potential response of river fish to environmental changes is to colonize new habitats. But what happens when dams and weirs restrict their movement? And are native and alien species similarly affected? Researchers from ...
Plants & Animals
Sep 14, 2020
0
12
U.S. authorities on Friday gave wildlife managers in Washington, Oregon and Idaho permission to start killing hundreds of sea lions in the Columbia River basin in hopes of helping struggling salmon and steelhead trout.
Ecology
Aug 15, 2020
3
45
A study published in the June 2020 edition of the peer-reviewed journal Horticulturae shows that cycads, which are in decline and among the world's most threatened group of plants, provide an important service to their neighboring ...
Plants & Animals
Jul 27, 2020
0
5
In nature, how quickly a creature moves can mean the difference between life and death. Venomous rattlesnakes defend themselves by uncoiling and striking out when faced with predators or prey.
Plants & Animals
Jul 21, 2020
0
14
In breeding programs aimed at conserving animals from small or isolated populations, scientists must balance the competing needs of adding genetic diversity and avoiding the introduction of harmful genes. This makes for a ...
Plants & Animals
Jun 10, 2020
0
7
When you think of California in the 1970s, maybe you think of hippies, Fleetwood Mac or skateboards. But if you're an entomologist, you might think of all the natural spaces that have since been devoured by urbanization and ...
Plants & Animals
May 14, 2020
0
6
Alien plants often spell trouble for birds whose habitats are under siege. They can alter food abundance, nest site availability and other critical resources. However, a new study published this week in the journal Conservation ...
Plants & Animals
May 5, 2020
0
76
Insect declines and extinctions are accelerating in many parts of the world. With this comes the disappearance of irreplaceable services to humans, the consequences of which are unpredictable. A group of scientists from around ...
Plants & Animals
Feb 10, 2020
0
19
