In the Pacific Northwest there are different species of rattlesnake, such as the western rattlesnake (Crotalus oreganus) and its subspecies, such as the Great Basin rattlesnake, that live in the slopes and grasslands of the region. While encounters are still rare, some areas across Washington, Oregon, and Idaho are known to support more people than … Read more
New England supports only one species of rattlesnake: the timber rattlesnake. This is the only species of rattlesnake that can survive in the mountainous, very cold region of this far north, and yet, it faces many threats, caused by the destruction of habitats and human activities. Growing from 3 to 5 feet in length, timber … Read more
Rapid warming in the Arctic is changing sea ice in ways that directly affect bears, the region’s top predators. Ice now forms later, melts earlier, and provides a more unstable habitat than it did decades ago. For polar bears, this change disrupts almost every aspect of life, from hunting to movement to reproduction. … Read more