Unlike most woodpeckers, flickers spend much of their time on the ground, using their long, barbed tongues to lap up ants — one of their favourite foods. In fact, these birds play an important role in ...

A Greater Roadrunner zoomed into view and hopped atop one of the tee boxes to survey its surroundings. I focused my ...

The measurement of the severity of electric light flicker is achieved using a complex model of the human response embodied in a flickermeter. The complex nature of the model leads to variations in ...