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.

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wildlife conservation
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.
Image of the Day: Bobcat Sighting
Image of the Day: Bobcat Sighting
Chia-Yi Hou | Apr 29, 2019
A camera trap snaps a photo of a wild bobcat in a location new to scientists studying the animals’ geographical range in Ohio.
Image of the Day: Cat Trackers
Image of the Day: Cat Trackers
Chia-Yi Hou | Apr 6, 2019
Researchers in Australia are capturing movement data by fitting cats with accelerometers and sending them outdoors.
Cities Can Serve as Cauldrons of Evolution
Cities Can Serve as Cauldrons of Evolution
Catherine Offord | Jan 1, 2019
From changes in gene flow to adaptation, the effects of urbanization are shaping the evolutionary trajectories of plants and animals.
Image of the Day: Handle with Care
Image of the Day: Handle with Care
Sukanya Charuchandra | Sep 24, 2018
Olympic National Park is relocating its mountain goats.
Wild Cat Conservationist Alan Rabinowitz Dies
Wild Cat Conservationist Alan Rabinowitz Dies
Ashley Yeager | Aug 8, 2018
The “Indiana Jones of Wildlife Protection” helped established nature preserves around the world.
Ten-Minute Sabbatical
Ten-Minute Sabbatical
Emily Cox and Henry Rathvon | Aug 1, 2018
Take a break from the bench to puzzle and peruse.
Infographic: Choosing the Right Umbrella
Infographic: Choosing the Right Umbrella
Amy Lewis | Aug 1, 2018
Researchers must consider the entire ecosystem when planning conservation strategies.
Viable Embryos Created With Northern White Rhino Sperm in the Lab
Viable Embryos Created With Northern White Rhino Sperm in the Lab
Ashley Yeager | Jul 4, 2018
Researchers froze the fertilized eggs, taken from southern white rhinos, in hopes of preserving the near-extinct northern subspecies.