The video footage, released on SAVE Wildlife Conservation Fund Poland's Facebook page on February 4, compiles two clips from the wildlife camera. The first shows a black wolf slowly padding through the stream before jumping onto the bank, followed by a gray-colored wolf. The second clip shows two black wolves crossing the stream.

A wildlife conservation group in Poland was conducting research on beavers when they spotted two rare black wolves on video footage captured in a forest last year.

Two rare black wolves were spotted on camera crossing a stream in a Polish forest. (SAVE Wildlife Conservation Fund Poland via AP)

Two rare black wolves, likely siblings, were spotted on camera crossing a stream in a Polish forest , a conservation organization said Sunday. The unusual sighting, captured last year on a video camera set up by SAVE Wildlife Conservation Fund Poland project coordinator Joanna Toczydłowska,