Many readers will remember the MetaFly, a remote-control robotic insect that flies by actually flapping its wings. Well, its ...
Squadrons of small sooty-brown, sickle-winged birds called chimney swifts zip through the air in rapid twists and turns while gobbling up flying insects. Their 5-inch-long bodies taper at both ends, ...
The tiny Vaux’s swifts, birds that put on a magnificent aerial display in Portland every September, arrived early this year. They’re already numbering in the thousands, when they’d usually only be in ...
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