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.
When Too Many Fish Causes a Conservation Problem
Marine reserves may solve a common but challenging bycatch problem in fisheries.
The Disappearing Culture of Purple Martin Landlords
“You have to have almost a cruel streak in you to be a successful Martin landlord."
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.
The Race to Name New Species
Habitats are being destroyed so rapidly that species can go extinct before they are even named.
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.
The Pangolin Extinction Vortex
This shy, strange-looking, nocturnal mammal has been poached nearly to extinction.
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.
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.