(Sources: Victor Ortega-Jimenez and Robert Dudley, UC Berkeley; Doug Altshuler, University of British Columbia, Vancouver) Letting hummingbirds loose in wind tunnels allows researchers to probe ...
In British Columbia and Alaska, Williamson said it’s rising summer heat that most imperils rufous hummingbirds. A heat wave ...
Native to the west coast of North America, from Baja California to British Columbia, Anna's hummingbirds have expanded their range over the past century, in part due to the proliferation of ...
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