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A colourful bird. Image credit: Pixnio, CC0 Public Domain
Species in the Amazon evolve more slowly than those in North America

October 31, 2019

For the past decade or so, Jason Weir has traveled into the Amazon rainforest to play songs to hundreds of…
Archaeological mystery solved with modern genetics

June 21, 2019

Researchers at the University of Tokyo conducted a census of the Japanese population around 2,500 years ago using…
Linking bacterial populations with health: Q&A with Stanford statistician Susan Holmes

March 7, 2019

We are all teeming with bacteria that help us digest food or fight disease, but two people might…
People living in a crowded place prefer slower pace

February 19, 2017

The crowds, competition for fewer resources and high cost of living can cause some people to think twice…
Genetic ‘trace’ in ancient genomes suggests previously unknown expansion out of Africa

September 22, 2016

Several major studies, published today, concur that virtually all current global human populations stem from a single wave…
Dogs were domesticated not once, but twice, in different parts of the world

June 3, 2016

A team of scientists compared genetic data with existing archaeological evidence to reveal that man’s best friend may have…
Study: U.S. National and State Population Projections Show Slow Growth

May 11, 2016

The U.S. population is projected to reach 383 million by 2040, according to national population projections released by…
“Eve” and descendants shape global sperm whale population structure

May 4, 2016

Although sperm whales have not been driven to the brink of extinction as have some other whales, a…
Climate change puts endangered African antelopes in ‘double jeopardy’

May 3, 2016

Climate change will cause a disproportionate decline in African antelopes within the smallest geographic ranges, placing the most-threatened in…
No males needed: All-female salamanders regrow tails 36 percent faster

May 2, 2016

The lady salamander that shuns male companionship may reap important benefits. For instance, when a predator snaps off…
No snow, no hares: Climate change pushes emblematic species north

March 31, 2016

If there is an animal emblematic of the northern winter, it is the snowshoe hare. A forest dweller,…
Eastern Monarch Butterflies at Risk of Extinction Unless Numbers Increase

March 21, 2016

The new study, available in the journal Scientific Reports, found that the Eastern migratory monarch population declined by…
Borneo’s elephants under threat

March 8, 2016

Further fragmentation of forest habitats in Borneo could lead to the extinction of the region’s elephant population, according…
Understanding differences within species is critical to conservation efforts

March 7, 2016

A new study published in the journal Ecological Applications shows that differences within a species across geographically distinct ranges…
Rare beluga data show whales dive to maximize meals

February 15, 2016

Children’s singer and songwriter Raffi may have brought beluga whales into popular culture with his 1980 song “Baby…
Why ‘no religion’ is the new religion

January 19, 2016

A majority of white British people now identify as having ‘no religion’, a new YouGov survey, carried out…
Whatever happened to West Nile?

November 4, 2015

Many people remember the arrival of West Nile in North America in 1999, if only because the initial…
Genetic Study Confirms Growth of Yellowstone Grizzly Bear Population

November 2, 2015

Genetic data show the grizzly bear population in the Greater Yellowstone Ecosystem has grown since the 1980s with…
Warming waters contributed to the collapse of New England’s cod fishery

October 30, 2015

For centuries, cod were the backbone of New England’s fisheries and a key species in the Gulf of…
Mosquitofish populations with more females have greater ecological impact

October 21, 2015

Female mosquitofish are not only bigger than the males, they have bigger impacts on freshwater ecosystems. In a…
New Pension System Changing China’s Traditional Family Structure

October 6, 2015

China’s population is aging at an alarmingly fast rate. Some 123 million of the country’s 1.4 billion people…
‘Common’ animal species are not that common and rare species are rare

September 28, 2015

New research by Dr John Alroy in the Department of Biological Sciences suggests that current models describing the…
Numbers Encouraging, but Shark Bites Still Problematic for Sea Otter Recovery

September 18, 2015

The recovery of southern sea otters appears to have taken an upturn, according to results from the annual…
Largest gopher tortoise release in Georgia scheduled for June 5 near Waynesboro

June 3, 2015

Georgia’s gopher tortoise population will get a significant boost with the arrival of 153 tortoises on Friday, June…
Birds time breeding to hit ‘peak caterpillar’

May 25, 2015

When oaks burst into life in spring populations of oak-leaf-eating caterpillars boom: this offers a food bonanza for…
Genetic Maps Help Conservation Managers Maintain Healthy Bears

May 22, 2015

Last year, researchers at the University of Missouri published a study on genetic diversity in American black bears…
Small gene pool in our blue whales is natural, not man-made

May 8, 2015

New findings by researchers at Flinders University have shown the low genetic diversity in a population of the…
Calculating how the Pacific was settled

April 22, 2015

Using statistics that describe how an infectious disease spreads, a University of Utah anthropologist analyzed different theories of…
Mountain gorilla research shows genetic impact of population decline

April 13, 2015

The first project to sequence whole genomes from mountain gorillas reveals that many harmful genetic variations have been…
First global review on the status, future of Arctic marine mammals

March 18, 2015

For Arctic marine mammals, the future is especially uncertain. Loss of sea ice and warming temperatures are shifting…
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