Jessie Williamson, an assistant professor in the UW Department of Zoology and Physiology, takes a pollen sample from a northern giant hummingbird (Patagona peruviana) during research in Peru.
Everyone loves to watch hummingbirds—tiny, brightly colored blurs that dart about, hovering at flowers and pugnaciously defending their ownership of a feeder. But to the scientists who study them, ...
To our eyes, they often are a blur. But high-speed cameras show us what makes these birds perfect flying machines.
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