The birds rely on the red wolves to scare away smaller threats, such as raccoons and other birds of prey, from their nests.

A second clip, taken last fall, records two black wolves and a gray wolf fording the same stream. Most of the 2,500 to 3,000 wolves in Poland are gray with red or black accents. Black fur comes ...

A second clip, taken last fall, records two black wolves and a gray wolf fording the same stream. Most of the 2,500 to 3,000 wolves in Poland are gray with red or black accents. Black fur comes ...

In Poland, the majority of the nearly 3,000 wolves are gray with red or black accents. The black fur is likely from a genetic mutation that occurred with domesticated dogs thousands of years ago.

There are around 2,500 to 3,000 wolves in the country, according to the AP, and a majority of them are grey with red or black accents. Wolves are apex predators that sit at the top of the food ...

A second clip, taken last fall, records two black wolves and a gray wolf fording the same stream. Most of the 2,500 to 3,000 wolves in Poland are gray with red or black accents. Black fur comes ...