(Phys.org)—Animals have developed a variety of strategies for dealing with increasing noise pollution in their habitats. It is known, for example, that many urban birds sing at a high pitch to differentiate their song from ...
Plants & Animals
Jan 11, 2013
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Blackbirds live longer in cities than in forests. But their telomeres, repetitive stretches of DNA at the ends of the chromosomes, show that these city birds have a much poorer health status than their rural cousins. These ...
Plants & Animals
Mar 21, 2018
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Sparrows, blackbirds and the great tit are all birds known to sing at a higher pitch (frequency) in urban environments. It was previously believed that these birds sang at higher frequencies in order to escape the lower frequencies ...
Plants & Animals
Feb 22, 2012
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Artificial light increases foraging time in blackbirds. Birds in city centres are active not just considerably earlier, but also for longer than their relatives in darker parts of the city. That is the result of a study of ...
Ecology
Oct 20, 2014
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(PhysOrg.com) -- Populations of the rusty blackbird, a once-abundant North American species, have declined drastically in recent years, and Auburn University researchers say climate change is to blame.
Ecology
Feb 20, 2012
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On the surface, Canal Creek looks like a postcard Chesapeake Bay tributary, with red-winged blackbirds swooping over the tidal marsh lining its banks.
Environment
Jun 10, 2011
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The study, by researchers at the universities of Sheffield and Exeter, suggests that killing birds is just a small part of the problem cats cause our feathered friends.
Ecology
Feb 27, 2013
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(Phys.org) —An international team of researchers working in Germany has found that blackbirds that live in the city tend to have different circadian rhythm cycles than do blackbirds that live in a nearby forest. In their ...
It is estimated that there are over one-and-a-half billion songbirds living in Europe alone. Around half of them embark on their journey southwards in autumn over a period of less than twelve nights. It is warmer there and ...
Plants & Animals
Nov 21, 2017
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A trio of biologists at Lund University in Sweden has found that blackbirds that feel ill tend to rest earlier at dusk than control birds. In their study, reported in the Proceedings of the Royal Society B, Rosie Lennon, ...
