Local adaptation may buffer some birds against climate change
North American song sparrows may be more resilient to climate change thanks to a remarkable adaptation: a stunning range of body sizes found throughout the bird's westernmost range.
North American song sparrows may be more resilient to climate change thanks to a remarkable adaptation: a stunning range of body sizes found throughout the bird's westernmost range.
Evolution
Nov 7, 2023
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51
Mountaineers who venture high into the Colorado Rockies have likely spotted medium-sized, brown-and-pink birds rummaging around on snow patches for insects and seeds. These high-elevation specialists are rosy finches, a type ...
Plants & Animals
Jan 27, 2023
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166
Had an arrow in his back not felled the legendary Iceman some 5,300 years ago, he would have likely dropped dead from a heart attack. Written in the DNA of his remains was a propensity for cardiovascular disease.
Archaeology
Aug 23, 2017
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260
In humans and in animals, the correct position of tissues, organs and appendages is essential. Two body axes (the head-tail and the back-belly axes) usually define this position by generating a coordinate system, which supplies ...
Cell & Microbiology
Jun 1, 2016
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3
The sweet orange, Citrus sinensis, has long dominated fruit production worldwide. Yet attempts to study this fruit's genetics and improve its desirable traits have proved difficult because it reproduces asexually and seedlings ...
Biotechnology
Apr 10, 2013
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For centuries, humans have been exploring, researching, and, in some cases, discovering how to stave off life-threatening diseases, increase life spans, and obtain immortality. Biologists, doctors, spiritual gurus, and even ...
Cell & Microbiology
Dec 19, 2012
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With a mate and a nest to protect, the male threespined stickleback is a fierce fish, chasing and biting other males until they go away.
Biotechnology
Nov 15, 2012
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Escherichia coli bacteria thrive in the lower intestine of humans and other animals, including birds. Most are vital constituents of the healthy gut flora, but certain forms of E. coli cause a range of diseases in both humans ...
Cell & Microbiology
Jan 30, 2012
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A Kansas State University researcher's plant genetic work is rooted in the sunflower state.
Plants & Animals
Jan 19, 2012
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Most people have trouble telling them apart, but bumble bees, honey bees, stingless bees and solitary bees have home lives that are as different from one another as a monarch's palace is from a hippie commune or a hermit's ...
Plants & Animals
Apr 11, 2011
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