Such intruders can pose a serious threat to fish owls and other endangered species, for instance by hitting animals with their vehicles or causing accidental wildfires. 2:31.

The snowy owl is listed as "vulnerable" by the International Union for Conservation of Nature. The species population has decreased 64% since 1970, per Partners in Flight.

Snowy owls rely heavily on lemmings as a food source — a small rodent species also in decline, said Rodrigue. Lemmings survive the winter by digging tunnels through the snow to feed on grasses ...

With over 250 species of owls from the order Strigiformes in the world, it’s hard to define exactly where owls live. (The answer is: Pretty much everywhere!) Owls live in many habitats, from ...

The Endangered Species Act, enacted in 1973, protects wild animals in several ways. It prohibits people from actions that "harass, harm, pursue, hunt, shoot, wound, kill, trap, capture, or collect ...

The Trump administration has proposed changing the interpretation of the Endangered Species Act to allow developers to alter the habitats of endangered species such as panthers, sea turtles, and owls.

A snowy owl equipped with a transmitter is set to be released at Salisbury Beach in Massachusetts on Mar. 8, 2017. David L. Ryan/The Boston Globe via Getty Images ...

Snowy owls rely heavily on lemmings as a food source — a small rodent species also in decline, said Rodrigue. Lemmings survive the winter by digging tunnels through the snow to feed on grasses ...