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Biology

The Biomechanics of Burrowing and Fossorial Locomotion in Mammals

Quick fact

A star-nosed mole can excavate a tunnel at a rate of up to 15 feet per hour, using forelimbs that are rotated outward and powered by muscles that make up nearly 40% of its body mass.

Why this is interesting

Ever wondered how a mole can tunnel through packed earth so fast that it appears to 'swim' through the soil? What hidden machinery makes such powerful digging possible?