Animals that migrate: Every year, as the days shorten and the temperature drops, billions of animals that migrate embark on one of nature's greatest spectacles: the winter migration. This massive ...

The winter months bring in colder weather in Arizona and, with it, a wave of animals that migrate through the Copper State. The snow and cold temperatures in places near Flagstaff and Pinetop-Lakeside ...

Most birds and mammals rely on their eyes to sense daylight, but a new study finds fish also directly “see” daylight with the pituitary gland in their brains. A team of researchers led by UMass ...

Fall is the time of year when warblers head south for the winter. Here's everything you need to know about warbler migration.

The days are shorter and colder now — winter is only three weeks away — prompting us to turn up thermostats and build fires in the fireplace to stay warm and cozy. Wild creatures, though, have no such ...

Animals in any environment have many essentials for survival. Two are obvious: food and water. Many don’t consider other essentials that are very much like the needs humans have. Those include cover ...

Our temperatures have continued to fluctuate, but our winter weather will eventually remain colder and the darkness will cause us to bundle up, keeping ourselves warm. The days are gaining minutes of ...

As the days continue to get shorter, scientists have made a significant discovery in understanding exactly what makes mammals ...

During the freezing winter months in Massachusetts, it's no surprise that the amount of wilderness that can be seen is ...

Four annual winter range closures take effect next Monday across the Deschutes National Forest to provide critical habitat ...

Discover how a tool similar to NEXRAD weather tracker called BirdCast tracked this massive migration of 1.2 billion birds.