Related topics: birds

Warmer temps push tropical birds up and off mountains

(Phys.org) —Many tropical mountain birds are shifting their ranges upslope to escape warming temperatures, but tropical species appear to be more sensitive to climate shifts than species from temperate regions, report Cornell ...

Snowy owls invade US 'south' as cold has effect

Reports from tens of thousands of bird-counting volunteers show a southern invasion of Arctic-dwelling snowy owls has spread to 25 U.S. states, and frigid cold is causing unusual movements of waterfowl.

What's that bird? Check your smart phone

The Cornell Lab of Ornithology has released a free iPhone app to help people identify 285 birds in North America. Created with support from the National Science Foundation, the app asks just five questions, then displays ...

Philandering fairywrens keep their species intact

(Phys.org) —A common, chickadee-sized Australian bird is one of the most prolific cheaters in the avian world – and new research suggests that choices made by straying females may actually be keeping the species from ...

Even low-level PCBs change bird songs

It may not kill them outright, but low-level PCB (polychlorinated biphenyls) contamination disrupts how some birds sing their songs, report Cornell researchers.

Panel calls for protecting world's largest forest

At least half of Canada's 1.4 billion acre boreal forest, the largest remaining intact wilderness on Earth, must be protected to maintain the area's current wildlife and ecological systems, according to a report by an international ...

City-life changes blackbird personalities, study shows

The origins of a young animal might have a significant impact on its behavior later on in life. Researchers at the Max Planck Institute for Ornithology in Radolfzell, Germany, have been able to demonstrate in hand-reared ...

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