extinction

Assumed to have gone extinct more than 30 years ago, Gasteranthus extinctus has been rediscovered by scientists working in Ecuador.

Researchers determined the season during which the meteor struck by studying the bones of fish excavated from a contentious field site.

The naturalist was recognized for his work on social behavior and pheromones in ants and as a champion of wildlife conservation.

More than two-thirds of mammals in Africa and the Arabian Peninsula went extinct during the Eocene-Oligocene transition some 30 million years ago, a study finds.

Plant species officially reported to be lost are in fact persevering in the wild, in seed banks or botanical gardens, or as other species now recognized to be taxonomic synonyms.

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.

Data on vertebrate species that have become, or are likely to become, extinct reveal plant eaters are most under threat.

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.

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.

Experts warn that an explosion of hooded vulture deaths in Guinea-Bissau could push the critically endangered species to the brink of extinction.

The rate of population decline is outpacing the ability of the bees to find a new habitat.

Carbon cycle modeling and paleotemperature records argue that an asteroid impact—not volcanic fumes—was the main driver of the dinosaur die-off.

Researchers’ simulations suggest that small population sizes and inbreeding made Neanderthal populations vulnerable to chance fluctuations in population size.

The site, Corral Bluffs in Colorado, also reveals how plants evolved and how ecosystems rebounded after the asteroid impact.

Back from the brink of near-extinction, the Kirtland’s warbler population has grown and expanded its range.

A frog performs a balancing act in a region where amphibians are threatened.

The successful delivery spells hope for the related northern white rhino, which is facing extinction.

The most extensive global survey of plant extinctions to date reveals cause for concern.

A survey reveals the disease has decimated populations in Central and South America and tropical Australia and contributed to the extinction of 90 species.