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Why do woodpeckers peck? New discovery about bird brains sheds light on intriguing question（图）
鸟类大脑 交际鼓声 动物行为学
2023/6/26
A team led by a Brown biologist discovered that the same specialized brain area that helps songbirds learn their songs also exists in woodpeckers, suggesting that the communicative drumming evolved in...
A breakthrough by ecologists at the Scripps Institution of Oceanography has implications for multiple fields of biology.Ecologist Ryan Hechinger and colleagues tested a new way to predict the parasite...
Survey completeness of a global citizen-science database of bird occurrence（图）
Survey completeness global citizen-science database bird occurrence
2019/10/28
There are many shortfalls in knowledge of the world's biodiversity, and one of the most basic is the lack of knowledge about where species occur geographically. This deficiency has broad ramifications...
Collapse of desert bird populations likely due to heat stress from climate change（图）
Collapse bird populations due heat stress climate change
2019/10/17
As temperatures rise, desert birds need more water to cool off. At the same time, deserts are becoming drier, setting some species up for a severe crash, if not extinction, according to a new study pu...
New insights into genetic basis of bird migration（图）
New insights genetic basis bird migration
2019/10/18
A gene associated with the migratory patterns of golden-winged and blue-winged warblers could lend insight into the longstanding question of how birds migrate across long distances.A new study led by ...
Extinct Caribbean bird yields DNA after 2,500 years in watery grave（图）
Extinct Caribbean bird yields DNA 2,500 years watery grave
2019/10/21
Scientists have recovered the first genetic data from an extinct bird in the Caribbean, thanks to the remarkably preserved bones of a Creighton's caracara in a flooded sinkhole on Great Abaco Island i...
Colorful bird feathers offer evolutionary clues（图）
Colorful bird feathers evolutionary clues
2019/11/22
Researchers at the University of Arizona (UA) and other institutions have discovered a new twist on the idea that evolution is driven by species interactions in a community. The results are published ...
Colorful bird feathers offer evolutionary clues（图）
Colorful bird feathers evolutionary clues
2019/11/22
Researchers at the University of Arizona (UA) and other institutions have discovered a new twist on the idea that evolution is driven by species interactions in a community. The results are published ...
Human activities could change the pace of evolution, similar to what occurred 66 million years ago when a giant asteroid wiped out the dinosaurs, leaving modern birds as their only descendants. That’s...
Researchers at Stanford create new method for recording bird flight in 3D
Researchers Stanford recording bird flight 3D
2017/4/27
The wind rushing between skyscrapers is a substantial hurdle for anyone interested in operating small drones in urban areas. Yet, pigeons seem to have little trouble maneuvering through turbulent city...
A team of geologists at the University of Rochester has discovered a new species of bird in the Canadian Arctic. At approximately 90 million years old, the bird fossils are among the oldest avian reco...
Astronomers have obtained observations of the smallest asteroid ever characterized in detail. At 2 meters (6 feet) in diameter, the tiny space rock is small enough to be straddled by a person in a hyp...
Analysis of fossilized Antarctic bird's 'voice box' suggests dinosaurs couldn't sing
fossilized Antarctic bird voice box dinosaurs couldn't sing
2016/11/4
The oldest-known vocal organ of a bird has been found in an Antarctic fossil that is related to ducks and geese and lived during the age of the dinosaurs, more than 66 million years ago.The discovery ...
Seasonality of bird migration responds to environmental cues,scientists show
Seasonality bird migration environmental cues scientists
2016/9/12
The seasonality of bird migration is shifting in response to climate change. As a result, birds in the United States are arriving at their northern breeding grounds earlier in spring -- and may be dep...
Scientists track nighttime bird migration using weather radar
Scientists nighttime bird migration weather radar
2016/2/23
Using recently developed techniques for analyzing Doppler weather radar data, researchers looked at the impediments -- crosswinds and oceans -- facing nighttime-migrating birds in eastern North Americ...