From Alaska across southern Canada all the way south to Tierra del Fuego — the southernmost point of South America — ...

Learn what a fox sparrow looks like and where to find this bird. Also learn about the fox sparrow's favorite foods, song and nesting habits.

A tiny, insect-eating bird that breeds in Alberta is delaying its annual migration south, a change likely triggered by ...

Despite its tiny stature, the smallest bird native to North America can survive cold nights in the Rocky Mountains, and some ...

You’re outside when suddenly you hear an unfamiliar chirp. Looking around, you wonder, “Is it a squirrel?” “Is it a bat?” And ...

In Vermont, researchers have investigated the types of creepy, crawly bugs that their avian predators consume and may have ...

Colonists were astounded by the unbelievable numbers of fish they witnessed during the spring migration. The centerpiece of the ... About a dozen are found on the Atlantic Coast of North America.

A concerning discovery from a sweeping study of bird behavior across North America indicates a critical mismatch in our ecosystems. Scientists are finding that many bird species, despite their efforts ...

A new study confirms White Sands footprints are over 21,000 years old, reshaping the timeline of early human presence in North America.. Credit: US Geological Service / Public domain A new study ...

Diet: Small mammals and birds. The eastern diamondback rattlesnake is the largest venomous snake in North America and one of the heaviest snakes on the continent, with some individuals exceeding eight ...

The world would need to plant a forest the size of North America in order to offset planet-warming emissions from the 200 largest oil and gas companies, new research has found. A study published ...

A session at the 2025 ACVIM Forum covered cases of echinococcus multilocularis and its expanding presence in North America, highlighting the One Health risks for both veterinary and human populations.