Squirrels Listen to Birdsong for Safety Cues
Squirrels Listen to Birdsong for Safety Cues
Eastern gray squirrels appear to ease up on vigilance behavior when the birds sound calm.
Squirrels Listen to Birdsong for Safety Cues
Squirrels Listen to Birdsong for Safety Cues

Eastern gray squirrels appear to ease up on vigilance behavior when the birds sound calm.

Eastern gray squirrels appear to ease up on vigilance behavior when the birds sound calm.

Curiosity, ecology
Guam’s Coral Reefs Ravaged by Warming Oceans
Catherine Offord | Jul 31, 2019
Bleaching killed 34 percent of the island’s reefs between 2013 and 2017, a study finds.
Tree stump analyzed for water flow from nearby trees sharing root system
Image of the Day: Tree Hugger
Nicoletta Lanese | Jul 29, 2019
Water flows between a dead-looking stump and nearby trees on an alternating schedule.
Amidst UK Pollinator Declines, Migrant Hoverflies Are Doing Well
Katarina Zimmer | Jun 13, 2019
A decade-long study tallies the numbers of pest-eating, flower-pollinating hoverflies that travel to the UK every year, and illustrates their important ecological roles in southern Britain.
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.
Widespread Declines in UK’s Pollinators: Study
Carolyn Wilke | Mar 26, 2019
Over 30 years, one-third of the wild bees and hoverfly species surveyed sustained losses, likely due to pesticides, habitat loss, and climate change.
Gene Drive–Equipped Mosquitoes Released into Lab Environment
Jef Akst | Feb 20, 2019
The large-scale experiments aim to test how the technology would fare in the wild, if deployed to knock down populations of the pests.
New Global Trade Route Could Shuttle Invasive Species
K.V. Venkatasubramanian | Feb 19, 2019
China’s ongoing Belt and Road Initiative passes through areas that are already at risk of swapping organisms.
hurricane infographic
Infographic: How Forests Survive the Storm
Amber Dance | Feb 1, 2019
Trees are resilient, but researchers wonder if climate change will outpace their adaptations.
How Trees Fare in Big Hurricanes
Amber Dance | Feb 1, 2019
Forests are resilient, but researchers wonder if climate change will outpace their adaptations.
an illustration of how the NEON project will work, with multiple monitoring stations, satellites, and planes gathering data
Firings and a Resignation Roil NEON Ecological Observatory
Shawna Williams | Jan 10, 2019
The chief scientist at the NSF initiative quits after two leaders were let go without her input.
An Invasive Midge Could Wreak Havoc on Antarctica
Carolyn Wilke | Dec 19, 2018
The insects have already transformed parts of Signy Island in the South Atlantic Ocean and could drastically change Antarctic ecosystems if introduced by humans.
Fastest-Ever Cell Contractions Observed in Primitive Invertebrate
Abby Olena | Dec 13, 2018
The microscopic marine animal Trichoplax adhaerens may use rapid changes in cell shape to avoid being ripped apart by forces in the ocean.
Trump Administration Asks to Roll Back Rules Against Water Pollution
Ashley P. Taylor | Dec 12, 2018
Environmental groups are concerned and plan litigation.
Image of the Day: One of These Things
Kerry Grens | Nov 30, 2018
An image of an adult penguin in a crowd of youngsters wins the top prize of an ecology photography competition.
Research Building Burns Down in Woolsey Fire
Kerry Grens | Nov 16, 2018
The structure was the cornerstone of a UCLA conservation science center.
College Campuses Close as Wildfires Ravage California
Kerry Grens | Nov 14, 2018
Universities are still assessing the extent of the damage; field sites are at risk and some equipment has been damaged.
Image of the Day: Acoustic Camouflage
Kerry Grens | Nov 14, 2018
Moths’ scales vibrate in the frequency range of bats’ echolocation calls, perhaps helping the insects to avoid predation.
Pesticide Exposure Alters Bumblebees’ Behavior in Their Nests
Ruth Williams | Nov 8, 2018
A high-tech approach to monitoring bee activity inside the nest reveals how the neonicotinoid imidacloprid impairs colony growth.
Wildlife Populations Have Shrunk by 60 Percent Since 1970
Kerry Grens | Oct 30, 2018
A new report finds the decline in vertebrate abundance over the past four decades is most severe in South and Central America.