Posted by: Sandy Steinman | March 13, 2017

Desert Songbirds Face Dehydration Threat

Science Daily reports

Desert songbirds may face expanding threat of lethal dehydration: Biologists find small birds face higher risk than larger birds

A new study of songbird dehydration and survival risk during heat waves in the desert Southwest suggests that some birds are at risk of lethal dehydration and mass die-offs when water is scarce, and the risk is expected to increase as climate change advances. Using physiological data, hourly temperature maps and modeling, researchers investigated how rates of evaporative water loss varied in five bird species with varied body mass.

Read story at Desert songbirds may face expanding threat of lethal dehydration: Biologists find small birds face higher risk than larger birds — ScienceDaily

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