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Large tiger sharks overwinter in the Bahamas and migrate thousands of kilometers into open ocean in the summer, but they remain in the Atlantic. Photo credit: © Christopher Vaughan-Jones

Geneticists have identified new groups of tiger sharks to protect

Graycen Wheeler 30 Nov 2021
Researchers found hermit crabs scuttling across some of the study’s 240 plots. Photo credit: Sebastian Steibl

Insects and other invertebrates on tropical islands face challenges as development and tourism expand

Brittney J. Miller 29 Nov 2021
A white-necked jacobin with the brightly colored feather patterns typical of males. Photo by Irene Mendez Cruz.

Some hummingbird females display male coloring to avoid being harassed

Megan Kalomiris 23 Nov 2021
Jaguar in a river in Mexico. Photo credit: Gerardo Ceballos

Jaguars in Mexico are growing in number, a promising sign that national conservation strategies are working

Guananí Gómez-Van Cortright 22 Nov 2021

“Earthshine” from the Moon shows our planet is dimming, intensifying global warming

Zack Savitsky 18 Nov 2021
A black bear family cautiously attempting a road crossing. Photo by Bridget Donaldson, Virginia Transportation Research Council.

Carnivores avoid rush hour by taking to roads at night

Elyse DeFranco 17 Nov 2021
Worker bees cluster on the honeycomb to eat and deposit nectar. Photo by Jude Coleman

Honey bees find food more easily in cities, thanks to abundant urban gardens

Jude Coleman 15 Nov 2021
Degraded forests are highly susceptible to fires set by ranchers and farmers. This August 2019 is burning into degraded forest from a recently cleared area. Image © Fábio Nascimento.

Lasers reveal steep decline in ecosystem function of degraded Amazon forests

Tess Joosse 16 Dec 2020
Pangolin bust, Medan, Indonesia, April 2015. Over 4000 frozen, 97 live and 77 kg of scale where confiscated during a WCS and national police bust of a wildlife trade. Photo: Paul Hilton for WCS

In China, public support grows to rein in the wildlife trade in the wake of the pandemic

Emily Harwitz 9 Dec 2020
Palm Jumeriah, an artificial island, off the coast of Dubai. Photo credit: Zoom.Earth / Maxar Technologies

Humanity’s construction footprint in the seas amounts to 32,000 square kilometers

Allison Gasparini 4 Dec 2020
Woman slaughtering rats at a market in Dong Thap, Vietnam (left), and vendor selling live rats in cages (right). Photo credit: WCS/Viet Nam (Huong, et al, 2020)

Coronavirus risk grows as animals move through wildlife trade

Stephanie Melchor 3 Dec 2020
Even if snowfall rates returned to those of the 1980s, the ice sheet would continue to shrink. Image credit: Michalea King.

The glaciers of the Greenland Ice Sheet are running away

Nikk Ogasa 2 Dec 2020
A trail camera captures a rare shot of a New Guinea singing dog in 2016. These pictures were the first solid evidence that the dogs were present around Grasberg mine. Photo credit: James McIntyre.

The New Guinea singing dog, once thought extinct, is alive in the wild

Freda Kreier 1 Dec 2020
Recreation of a wooly rhino made from a preserved baby wooly rhino discovered in Siberia. Photo credit: Albert Protopopov

Why did the woolly rhino go extinct?

Carolina Cuellar Colmenares 30 Nov 2020

Big mammals are at risk in the world’s poorest countries, even within parks

Tess Joosse 27 Nov 2020
Plastic pollution endangers marine animals, such as this young monk seal, which may get entangled in or ingest litter. Photo credit: the Ocean Cleanup/Matthew Chauvin

Clean up efforts won’t solve the plastic pollution crisis in the world’s seas

Isabella Backman 25 Nov 2020
Nine of the 15 pygmy sperm whales (Kogia breviceps) autopsied for the study were emaciated when they died, zero were considered to be in ‘robust’ condition. Photo Credit: Inwater Research Group

Are industrial chemicals killing rare whales and familiar dolphins?

Cypress Hansen 24 Nov 2020
Coral garden. Photo credit: Raising Coral Costa Rica

Scientists in Costa Rica are growing new corals to save reefs

Ashleigh Papp 12 Nov 2020
Australia’s Great Barrier Reef near the Whitsunday Islands. Astronaut photograph ISS045-E-56257 was acquired on October 12, 2015, with a Nikon D4 digital camera using an 1150 millimeter lens, and is provided by the ISS Crew Earth Observations Facility and the Earth Science and Remote Sensing Unit, Johnson Space Center. Courtesy of NASA/JSC.

Protecting living corals could help defend the Great Barrier Reef from ocean acidification for decades

Ariana Remmel 6 Dec 2019
A white-nosed saki (Chiropotes albinasus) in the Amazon rainforest canopy. Climate change will shrink the habitat of these endangered primates and deforestation may limit their ability to find new homes, a new study reports. Photo by João Paulo Krajewski.

Amazon primates face barriers in responding to climate change

Erin Malsbury 3 Dec 2019
Nyeema Harris and her crew deployed motion-detecting cameras throughout their study site in West Africa. Credit: University of Michigan Applied Wildlife Ecology Lab

Camera traps yield surprises in West Africa’s largest protected area

Jerimiah Oetting 2 Dec 2019
Glass eels are a juvenile form of the European eel (Anguilla anguilla), a species that undergoes an incredible 10,000 kilometer (6,200 mile) migration. Photo courtesy of Alessandro Cresci.

Moon and Earth’s magnetic field guide European eels on their epic migration

Amanda Heidt 2 Dec 2019
Small insect-eating birds, such as the violet-green swallow, have not declined as severely as larger meat-eating birds. However, future warming may further increase water demands and put more species at risk of collapse. Photo by Sean Peterson

Heat stress is causing desert bird populations to collapse

Jesse Kathan 29 Nov 2019
A canopy crane in the forest in Gutianshan National Nature Reserve. Photo courtesy of Lei Chen.

Beneficial and harmful fungi are at the root of forest diversity

Jack J. Lee 28 Nov 2019
A yaws-infected adult gorilla with red lesions mainly located on its face. Photo by Céline Genton/Université de Rennes 1

Female gorillas recognize and respond to contagious disease

Lara Streiff 25 Nov 2019
The reed frog (Hyperolius molleri) is endemic to the island of São Tomé off the coast of Central Africa and was one of the species sampled in the study. Photo by Andrew Stanbridge

Rapid genetic test traces spread of fungus that kills frogs, reveals new strain in Southeast Asia

Jonathan Wosen 25 Nov 2019
Camera trap image of a pangolin foraging at night in South Sudan. Credit: Bucknell University/Fauna and Flora International

Pangolins are a victim of political instability in South Sudan

Ashleigh Papp 21 Nov 2019
Chickadee perches. Photo by Doug Tallamy of the University of Delaware.

Gardens with too many nonnative plants threaten populations of insect-eating birds, study finds

Hannah Hagemann 26 Dec 2018
Sumatran partridge (Arborophila sumatrana), endemic to the island of Sumatra, no longer survives outside protected areas, according to researchers. Photo by Roland Wirth

Ground-feeding birds in Southeast Asia may be going extinct outside protected areas

Priyanka Runwal 10 Dec 2018
Rainforest on Costa Rica's Osa Peninsula. Photo by Rhett Butler.

Secondary forests in Costa Rica are re-cleared within decades

Rodrigo Pérez Ortega 7 Dec 2018
An indri (Indri indri), another critically endangered lemur that lives in Makira Natural Park. Photo by Rhett A. Butler.

As the mammal tree of life suffers hits, should we prioritize which species to save?

Erika K. Carlson 6 Dec 2018

Tiny bits of ocean plastic threaten the survival of sea turtle hatchlings

Katie Brown 5 Dec 2018

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