How to Reintroduce a Long-Lost Species
How to Reintroduce a Long-Lost Species
Conservation biologist John Ewen discusses the recent reintroduction of Tasmanian devils to mainland Australia after a 3,000-year absence and issues that need to be considered when bringing long-departed animals back into an area.
How to Reintroduce a Long-Lost Species
How to Reintroduce a Long-Lost Species

Conservation biologist John Ewen discusses the recent reintroduction of Tasmanian devils to mainland Australia after a 3,000-year absence and issues that need to be considered when bringing long-departed animals back into an area.

Conservation biologist John Ewen discusses the recent reintroduction of Tasmanian devils to mainland Australia after a 3,000-year absence and issues that need to be considered when bringing long-departed animals back into an area.

extinction
Risk of Extinction Is Greatest for Large Herbivores: Study
Risk of Extinction Is Greatest for Large Herbivores: Study
Ruth Williams | Aug 5, 2020
Data on vertebrate species that have become, or are likely to become, extinct reveal plant eaters are most under threat.
Innovative Birds Face a Lower Risk of Extinction
Innovative Birds Face a Lower Risk of Extinction
Michael Graw | Jul 13, 2020
Species that come up with new ways to find food may be more likely to survive in habitats disturbed by agriculture and other human activities.
Image of the Day: Bear Sinuses
Image of the Day: Bear Sinuses
Amy Schleunes | Apr 10, 2020
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
Poisoning Suspected in Recent Hooded Vulture Deaths
Poisoning Suspected in Recent Hooded Vulture Deaths
Amy Schleunes | Mar 11, 2020
Experts warn that an explosion of hooded vulture deaths in Guinea-Bissau could push the critically endangered species to the brink of extinction.
Climate Change Linked to Drop in Bumble Bee Numbers: Study
Climate Change Linked to Drop in Bumble Bee Numbers: Study
Lisa Winter | Feb 7, 2020
The rate of population decline is outpacing the ability of the bees to find a new habitat.
New Evidence Points to Asteroid as Cause of Dinosaur Extinction
New Evidence Points to Asteroid as Cause of Dinosaur Extinction
Amy Schleunes | Jan 17, 2020
Carbon cycle modeling and paleotemperature records argue that an asteroid impact—not volcanic fumes—was the main driver of the dinosaur die-off.
<em>Homo sapiens</em> Might Not Be Responsible for Neanderthal Demise
Homo sapiens Might Not Be Responsible for Neanderthal Demise
Catherine Offord | Nov 29, 2019
Researchers’ simulations suggest that small population sizes and inbreeding made Neanderthal populations vulnerable to chance fluctuations in population size.
Trove of Fossils Shows Mammal Evolution after Dino Extinction
Trove of Fossils Shows Mammal Evolution after Dino Extinction
Emily Makowski | Oct 25, 2019
The site, Corral Bluffs in Colorado, also reveals how plants evolved and how ecosystems rebounded after the asteroid impact.
Image of the Day: No Longer Endangered
Image of the Day: No Longer Endangered
Emily Makowski | Oct 11, 2019
Back from the brink of near-extinction, the Kirtland’s warbler population has grown and expanded its range.