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Birds’ eye size reflects habitat and diet, may predict sensitivity to environmental change
birds visual environmental change deforestation
2021/8/10
A new study shows the eye size of birds can reveal broad patterns of their biology and behavior, including where they live, what they eat and how they hunt, providing a potential roadmap for future co...
How do birds breathe so efficiently? Looped airways facilitate air flows（图）
birds breathe efficiently Looped airways facilitate air flows
2021/4/9
Birds breathe with greater efficiency than humans because of the structure of their lungs --looped airways that facilitate air flows that go in one direction -- a team of researchers has found. The re...
New study finds U.S. and Canada have lost more than 1 in 4 birds in past 50 years（图）
U.S. Canada lost birds past 50 years
2019/10/18
Since 1970, bird populations in the U.S. and Canada have declined by 29%, or almost 3 billion birds, signaling a widespread ecological crisis, a study published in the journal Science reveals. The res...
Using artificial intelligence to track birds' dark-of-night migrations（图）
artificial intelligence track birds dark-of-night migrations
2019/10/18
Every year during spring and fall migration, tens of millions of birds take flight at sunset and pass over our heads, unseen in the night sky.The National Weather Service has recorded the birds' migra...
Fly-over states matter when understanding–and saving-migratory birds
Fly-over states matter saving-migratory birds
2017/3/30
Around the world, thousands of migratory animals travel hundreds or even thousands of miles each year. The journey of migratory animals is more important than their destination. Scientists use the end...
Feeding birds in your local park?If they're white ibises in Florida,think twice
Feeding birds local park ibises Florida
2016/2/23
The following is part 17 in a series on the NSF-NIH-USDA Ecology and Evolution of Infectious Diseases (EEID) Program. See parts: one, two, three, four, five, six, se...
Every year, backyard songbirds across the United States make an arduous journey to warmer winter climes. They migrate hundreds of miles, occasionally braving tough terrain and nasty weather. Sometimes...
DIVERSITY AND MOVEMENT PATTERNS OF PASSERINE BIRDS NEAR AN URBAN CENTER ON SANTA CRUZ, GALAPAGOS ISLANDS
Galapagos Islands Geospiza fortis urbanization
2015/1/4
Many insights into ecological and evolutionary processes have come from studies of island systems. Diversity, abundance, and movement of species are restricted on smaller islands, but these dynamics c...
Sensing distant tornadoes, birds flew the coop. What tipped them off?（图）
distant tornadoes birds flew the coop tipped them off
2014/12/30
While tracking a population of golden-winged warblers, a research team led by UC Berkeley ecologist Henry Streby discovered that birds in the mountains of eastern Tennessee fled their breeding grounds...
Birds find their place in the avian tree of life
Birds find their place avian tree of life
2014/12/30
CHAMPAIGN, Ill. — An international effort involving more than 100 researchers, nine supercomputers and about 400 years of CPU time has yielded the most reliable avian tree of life yet produced, resear...
Tooth Loss in Birds Occurred About 116 Million Years Ago
Tooth Loss in Birds 116 Million Years Ago
2014/12/30
RIVERSIDE, Calif. — The absence of teeth or “edentulism” has evolved on multiple occasions within vertebrates including birds, turtles, and a few groups of mammals such as anteaters, baleen whales and...
World ranking tracks evoluntionary distinctness of birds
World ranking tracks evoluntionary distinctness of birds
2014/4/16
A team of international scientists, including a trio from Simon Fraser University, has published the world’s first ranking of evolutionary distinct birds under threat of extinction. These include a ca...
University of Queensland researchers believe they have discovered how flocks of birds navigate difficult environments, with individuals inclined to favour the left or right side.
Birds of a different color（图）
Birds of a different color control pigmentation of human skin
2014/3/21
Scientists at the University of Utah identified mutations in three key genes that determine feather color in domestic rock pigeons. The same genes control pigmentation of human skin, and mutations in ...
We use the term “basal birds” for a relatively small number of primitive fossil birds that
fall outside the major clade Ornithothoraces, which includes both modern birds and enantiorni -...