Photo of the day - 1 Mar 2017
A member of the copper family of butterflies [Lycaena] feeding on a flower in Rocky Mountain National Park, Colorado.
Photo of the day - 27 Feb 2017
What amazing calculus inside the tiny brain of a spider, to be able to engineer a web without any anchor points at the bottom! The whole thing is suspended above a stream from above yet still retains all of the features needed to be effective - the spokes radiating from the center, and the regular spacing of the crossing filaments.
Photo of the day - 25 Feb 2017
Great Horned Owl, Bubo virginianus, launches into flight.