Two rare black wolves have been spotted on camera crossing a stream in a Polish forest. The unusual sighting, which was captured on a video camera last year, was made by Joanna Toczydłowska, a project coordinator at the SAVE Wildlife Conservation Fund Poland.

A conservation charity was originally planning on studying beavers when they discovered the footage of the rare animals

Two rare black wolves, likely to be siblings, were spotted on camera crossing a stream in a Polish forest, a conservation organisation has said. The unusual sighting was captured last year on a video camera set up by SAVE Wildlife Conservation Fund Poland project co-ordinator Joanna Toczydlowska.