 Three, four, five, six, seven, eight males. One female. But horseshoe crabs still face challenges here. Harvest is allowed outside of spawning season, and rising seas caused by climate change are eroding the beaches where they lay eggs. Jessie Minker is the horseshoe crab field technician at Mass Audubon. I mean, this is a whole new landscape we're talking about. Their numbers are not looking too hot.