Caribou and reindeer can see into the UV spectrum and as fur absorbs UV light, wolves that appear white to us would look black against the snow to them https://t.co/JcGku5VuMH pic.twitter.com/57XkqBqS6U— Massimo (@Rainmaker1973) January 6, 2019
Caribou and reindeer can see into the UV spectrum and as fur absorbs UV light, wolves that appear white to us would look black against the snow to them https://t.co/JcGku5VuMH pic.twitter.com/57XkqBqS6U