搜索结果: 1-15 共查到“生物学 bird”相关记录29条 . 查询时间(0.062 秒)
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 ...
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...
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...
Associate Professor Bird, Rebecca Bliege，Department of Anthropology at Stanford University（图）
Associate Professor Bird, Rebecca Bliege Department of Anthropology at Stanford University
2015/6/17
Bird, Rebecca Bliege is human behavioral ecology: the analysis of human culture, behavior, and social interaction within an evolutionary and ecological framework. My current research interests are foc...
Tweet! Upload your bird photos,and Merlin IDs species
Upload your bird photos Merlin IDs species
2015/6/18
In a breakthrough for computer vision and for bird-watching, researchers and bird enthusiasts have enabled computers to achieve a task that stumps most humans: identifying hundreds of bird species pic...
Tracking an invasive bird
Tracking invasive bird
2015/4/30
The monk parakeets that have invaded Europe and North America over the last 40-50 years fortifying their massive communal nests atop utility poles in many urban areas appear to have originated from th...
Bird Watchers Help Federal Agencies Pinpoint Conservation Priorities
Bird Watchers Help Federal Agencies Pinpoint Conservation Priorities
2015/3/4
Migratory birds are a little like college students moving from home to school and back over the year. With each move they switch landlords, encountering new rules and sometimes vastly different living...
The Conservation Value of Residential Landscapes for Native Bird Communities: Patterns, Processes, and Management Implications
giving-up densities Homeowners Associations residential gardens socio-ecology urban biodiversity urban birds
2014/12/18
Urbanization, as it transforms natural biotic systems into human-dominated landscapes, is recognized as one of the greatest threats to biodiversity throughout the world. Furthermore, urban dwellers ar...