Lemmings use multicoloured fur and loud shrieks to warn predators to stay away

Biologists from the University of Gothenburg have found that Norwegian lemmings use their distinctive yellow, black and white fur as a warning that they are dangerous.

The Lemming is a small rodent, usually found in or near the Arctic in tundra biomes. Their defence system is thought to be based on aposematism ( warning display). They can be very

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