How many legs does a water bear have?

8

Explanation:

8 legs! Tardigrades have long, plump bodies and eight stubby legs. They're closely related to insects and crustaceans but look a bit like pigs or bears — and are sometimes called “water bears.”

answer; i believe the answer is (polygenic inheritance;

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.