The federal government is shutting down the harvest of a species of marine invertebrate in a national wildlife refuge during the spawning season to try to give the animal a chance to reproduce.

Taylor Henry, 8, volunteered to count horseshoe crabs along the shoreline at midnight. He said the way the males pile on top of one another reminds him of "cuddling" with his cat, Catty. At Stage ...

The Great Plains Zoo & Aquarium has welcomed the rare hatching of more than 1,000 horseshoe crabs at the Butterfly House & Aquarium, according to a Tuesday morning press release. This phenomenon is ...

When a nondescript, brownish crab was hand-caught in the Willamette River in November 2025, it raised the alarm at the Oregon ...

North Carolina's mud crabs are falling victim to an invasive parasite that researchers say turns them into walking zombies. April Blakeslee is an assistant professor of biology at East Carolina ...

At Stage Harbor in Chatham, Derek Perry, the state’s horseshoe crab biologist, walks the shoreline, counting how many horseshoe crabs fall within a 25-square-meter area. It’s not an easy task, ...