Their ability to go on a sustained eating binge while at the bay is due entirely to another creature: the horseshoe crab. These bizarre animals are among the oldest on Earth.
the horseshoe crab is not a true (or typical) crab.
The knots, it turns out, aren't getting enough horseshoe crab eggs to eat.
Wave action and the digging of nearby horseshoe crabs disturb many of the egg clusters, bringing them closer to the surface.
This will be provided a basis for the artificial propagation and artificial releasing of horseshoe crab′s juvenile.
The inescapable conclusion is that fishers were depleting Delaware Bay's horseshoe crab population, causing a reduction in the number of horseshoe crab eggs upon which the shorebirds feed.
horseshoe crab of the coast of eastern Asia.
The horseshoe crab population has stopped crashing. It's even bounced back a little.
As a consequence, the overall harvest of horseshoe crabs dropped by 62 percent between 1998 and 2003.
large extinct scorpion-like arthropod considered related to horseshoe crabs.
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