North America Has 3 Billion Fewer Birds Than it Did in 1970
North America Has 3 Billion Fewer Birds Than it Did in 1970
Population reductions in species such as sparrows and blackbirds reflect a concerning pattern of declining biodiversity across the continent, researchers find.
North America Has 3 Billion Fewer Birds Than it Did in 1970
North America Has 3 Billion Fewer Birds Than it Did in 1970

Population reductions in species such as sparrows and blackbirds reflect a concerning pattern of declining biodiversity across the continent, researchers find.

Population reductions in species such as sparrows and blackbirds reflect a concerning pattern of declining biodiversity across the continent, researchers find.

conservation biology
Saving the Hellbender, a Giant Salamander Under Threat
Saving the Hellbender, a Giant Salamander Under Threat
Mary Bates | Sep 1, 2019
Populations of the two-foot-long amphibians are declining across North America. Scientists are struggling to find out why, before it’s too late.
Image of the Day: Last Loa Water Frogs
Image of the Day: Last Loa Water Frogs
Nicoletta Lanese | Aug 27, 2019
Scientists hope to breed the species in captivity because their habitat has nearly disappeared.
Invasive Carp Could Spread Across Lake Michigan on Detritus Diet
Invasive Carp Could Spread Across Lake Michigan on Detritus Diet
Nicoletta Lanese | Aug 14, 2019
The fish’s undiscerning palate might make more of the lake habitable to the species than once thought, according to a new study.
Image of the Day: Death Traps
Image of the Day: Death Traps
Chia-Yi Hou | Jul 18, 2019
Sharks and rays can get entangled in abandoned fishing gear, leading to injuries or death.
Study: Plant Species Lost at Alarming Rate
Study: Plant Species Lost at Alarming Rate
Jef Akst | Jun 11, 2019
The most extensive global survey of plant extinctions to date reveals cause for concern.
Government Scientists Launch Investigation into Whale Deaths
Government Scientists Launch Investigation into Whale Deaths
Chia-Yi Hou | Jun 3, 2019
About 70 gray whales have been found dead this year on the west coast of the US.
Image of the Day: Belly Flop
Image of the Day: Belly Flop
Chia-Yi Hou | May 23, 2019
Watch a Munk’s devil ray breach.
Antarctic Emperor Penguin Colony Faces Collapse
Antarctic Emperor Penguin Colony Faces Collapse
Jef Akst | Apr 25, 2019
After three years with very few new chicks, the birds are abandoning one of the biggest breeding sites on the continent, satellite images show.
European Eels Strew Their Eggs Across 2,000 Km of Ocean
European Eels Strew Their Eggs Across 2,000 Km of Ocean
Shawna Williams | Apr 23, 2019
The fish continue to spawn over a large area despite a drop in their numbers, a study finds.