Plate 66 of Birds of America by John James Audubon depicting Ivory-billed Woodpecker

Is the Ivory-billed Woodpecker Still Around?

With the US government poised to declare the Ivory-billed Woodpecker extinct, scientists work to determine what counts as evidence of existence.
Trawler Fishing Off The Coast Of Shetland

When Too Many Fish Causes a Conservation Problem

Marine reserves may solve a common but challenging bycatch problem in fisheries.
A hand-colored engraving of a Purple Martin

The Disappearing Culture of Purple Martin Landlords

“You have to have almost a cruel streak in you to be a successful Martin landlord."
Bison americanus

Where the Bison Roam—Again?

The American bison isn't extinct. But could it ever roam freely across North America, as it once did? Some scholars say it could happen.
A variety of beetles mounted on a board

The Race to Name New Species

Habitats are being destroyed so rapidly that species can go extinct before they are even named.
Polar Bear Walking On A Rocky Shore Line

Climate Change and the Endangered Species Act

The Trump administration has moved to significantly weaken the ESA, limiting consideration of climate change when identifying species as endangered.
Long-tailed pangolin (Phataginus tetradactyla), Mangamba, Littoral Province, Cameroon

The Pangolin Extinction Vortex

This shy, strange-looking, nocturnal mammal has been poached nearly to extinction.
Honeybee Apis mellifera

Are Honey Bees Bad for Wild Bees?

Recently, the health of the honey bees has been a topic of some concern. But many scientists think we should actually be worrying about wild bees instead.

Is Illinois the Next Bald Eagle Watching Spot?

 Once seasonal migrants, the iconic birds of prey are settling in the state.
Two Sumatran tigers

Mating at the Zoo Can Be Dangerous

A Sumatran tiger killed the female he was meant to mate with. Mating endangered species in captivity has long been a problem, if not always to such dramatic effect.