Spawning season comes at different times of year depending on location, but the largest lovefest happens at Delaware Bay, where thousands of horseshoe crabs crawl onto the beaches in May and June.

First come the horseshoe crabs. Hoisting their round, tank-like shells, they trundle out of the Delaware Bay under the first full moon in May to mate and lay their eggs. The birds soon follow.

In the past three decades, however, horseshoe crab populations have declined by two-thirds in the Delaware Bay, their largest population stronghold. Horseshoe crabs are harvested for use as bait by ...

The largest population of horseshoe crabs can be found in the Delaware Bay, where the species has declined by two-thirds over the past 30 years. Commercial eel and whelk fisheries harvest ...

He visited Delaware Bay earlier this year to witness the annual migration of migratory shorebirds who stop there to fuel up ...

Cape May, New Jersey (CNN) — First come the horseshoe crabs. Hoisting their round, tank-like shells, they trundle out of the Delaware Bay under the first full moon in May to mate and lay their eggs.