Caterpillar 'road rage' could affect migration

Monarch butterfly caterpillars living next to roads may be stressed by the sound of passing cars and trucks, according to a new study from the University of Georgia.

Mixed forests: Ecologically and economically superior

Mixed forests are more productive than monocultures. This is true on all five continents, and particularly in regions with high precipitation. These findings from an international overview study, in which the Technical University ...

Island emus' size related to size of island homes

Emus that lived isolated on Australia's offshore islands until the 19th century, including Kangaroo Island, King Island and Tasmania, were smaller versions of their larger mainland relatives – and their overall body size ...

Promiscuity may have accelerated animal domestication

Domestication of wild animals may have accelerated as promiscuity increased among the high density populations drawn to life near humans, according to a new paper by University of Liverpool researchers.

City-dwelling blackbirds have poorer measures of health

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 ...

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