extinction, ecology
Extinct River Dolphin Species Discovered
Extinct River Dolphin Species Discovered
Alison F. Takemura | Aug 16, 2016
Overlooked for half a century, a skull in the Smithsonian collection points to a dolphin species that lived 25 million years ago, according to a study.
Neonicotinoids May Harm Wild Bees
Neonicotinoids May Harm Wild Bees
Ashley P. Taylor | Aug 16, 2016
Exposure to neonicotinoid pesticides is correlated with population declines of a large number of wild bee species, according to a field study conducted in the U.K.
The Badger-Cow TB Connection
The Badger-Cow TB Connection
Bob Grant | Aug 5, 2016
Researchers in the U.K. report that badgers may be passing tuberculosis to farm animals not through direct contact, as was previously suspected, but through exposure to urine and feces.
Study: Last Woolly Mammoths Died of Thirst
Study: Last Woolly Mammoths Died of Thirst
Alison F. Takemura | Aug 3, 2016
On remote island near Alaska, salt water intrusion and a warming climate killed off the last remaining survivors of the species.
Increasing Seal Pup Numbers Influence Feral-Horse Feeding Habits
Increasing Seal Pup Numbers Influence Feral-Horse Feeding Habits
Catherine Offord | Aug 1, 2016
Researchers reveal how seals affect vegetation patterns and influence the movement of feral horse populations on Sable Island in Canada.
Wolf Species Are Part Coyote
Wolf Species Are Part Coyote
Alison F. Takemura | Jul 28, 2016
Genomic analysis reveals wolves and coyotes have hybridized, potentially complicating wolves' protection under the US Endangered Species Act.
Classic Example of Symbiosis Revised
Classic Example of Symbiosis Revised
Kerry Grens | Jul 25, 2016
The partnering of an alga and a fungus to make lichen may be only two-thirds of the equation.
Man and Bird Chat While Honey Hunting
Man and Bird Chat While Honey Hunting
Bob Grant | Jul 25, 2016
A study suggests that humans and avians in sub-Saharan Africa communicate to find and mutually benefit from the sweet booty.
Report: Biodiversity Has Fallen Below “Safe” Levels
Report: Biodiversity Has Fallen Below “Safe” Levels
Tanya Lewis | Jul 18, 2016
More than half of the world’s land may have passed the threshold that threatens long-term sustainable development, researchers report.
Peter Tyack: Marine Mammal Communications
Peter Tyack: Marine Mammal Communications
Anna Azvolinsky | Jul 1, 2016
The University of St. Andrews behavioral ecologist studies the social structures and behaviors of whales and dolphins, recording and analyzing their acoustic communications.