Horseshoe crabs are so important, scientists fear their exploitation could lead to ecosystem collapse

Jeff Corwin - Wildlife Nation
Image Credit
Hearst Media Production Group / Jeff Corwin
Fall 2021

Defenders Launches New TV Series

Defenders of Wildlife has teamed up with Jeff Corwin, a wildlife biologist, well-known television personality and Defenders member, to bring a new television series into homes across America every Saturday morning beginning in October.
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Living Lightly

Studies show that light pollution can increase risks for obesity, sleep disorders, depression and diabetes. Moreover, as much as half of outdoor lighting is wasted because it is poorly aimed or unshielded, which increases emissions that contribute to climate change.

Fight for Your Rights

In the fight to save critically endangered North Atlantic right whales, new data is showing that entanglement in lobster gear is not only killing the whales, it’s making them more than three feet shorter on average than those born 30 to 40 years ago.

Leave It to Beavers

Beavers play a crucial but often unrecognized role in conservation. As nature’s ecosystem engineers—felling trees and building dams that change ecosystems—beavers benefit other species including freshwater fish, amphibians, reptiles, birds and insects.

Battle for the Blue Bloods

At the height of the full moon, during the highest tides of the lunar cycle, American horseshoe crabs rise from the depths of the Atlantic Ocean to spawn on the sandy shores of South Carolina’s Cape Romain National Wildlife Refuge.

Past Issues

Magazine Spring 2022 Cover Photo: Wolf looking at camera
Winter 2022 Defenders Magazine
Fall 2021 Cover
Summer 2021
Spring 2021 Cover
Winter 2021 Magazine
Blue sky over lake Glacier NP
Image Credit
Tim Rains/NPS