Mass die-off of birds in south-western US ’caused by starvation’

Mass die-off of birds in south-western US ’caused by starvation’

The mass die-off of thousands of songbirds in south-western US was caused by long-term starvation, made worse by unseasonably cold weather probably linked to the climate crisis, scientists have said. Flycatchers, swallows and warblers were among the migratory birds “falling out of the sky” in September, with carcasses found in New Mexico, Colorado, Texas, Arizona […]

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