The Center for Biological Diversity is suing the federal government for not including the horseshoe crab in the endangered species list.

A lawsuit has been filed after the National Oceanic and Atmospheric Administration declined to list horseshoe crabs as threatened or endangered.

Photo Credit: iStock A rejected petition is not the end of the fight over one of the ocean's oldest animals. Conservationists ...

The humble horseshoe crab, an ancient species crawling seafloors since before the dawn of the dinosaurs, was durable enough to survive the mass extinctions of eons past. But now, hundreds of millions ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...