Many nocturnal flying insects are positively phototactic, meaning they are attracted to light. Cockroaches, on the other hand, are negatively phototactic; they try to stay away from lights.

The green drake mayfly hatch is one of many reasons Basalt and the Roaring Fork Valley is considered Mecca for fly fishers around the world. We (plus the birds and fish) enjoy this hatch from late ...

The Eastern Green Drake transforms from underwater nymph into winged insects on the surface of the water usually in late May. Trout chomp down on the flies. And at night, the feeding only intensifies.

Before dinosaurs evolved, back when the world was swampy and green 300 million years ago, giant dragonfly-like insects called griffinflies filled the skies. With wingspans that stretched up to a ...