A group of treehoppers sit on a plant stem in University of Missouri Professor Rex Cocroft's lab. Humans can't hear the vibrations these insects use to communicate with, but Cocroft has been able to ...

When you stop and listen, Colorado is the stage for an insect cacophony this time of year. Crickets sing in the grasses, and the trees are full of shrilling cicadas and the scree-scree-scree calls of ...

Bird-watching—and, necessarily, listening—has exploded in popularity in recent years. But put your ears a little closer to the ground, and you might hear a quieter but just as potent kind of song ...

As the weather warms an evening chorus of animals and insects emerge, most of which are seeking love while running the risk of becoming entangled in a deadly web from those seeking prey. A chorus of ...

Listen closely. A cooing or murmuring sound is interspersed with one that sonically resembles Velcro separating. Another is similar to ticking tones that resonate and subside at random intervals.

When birds or insects fly, they displace air with their wings – that is how it works. Maybe sometime at night you have disturbed an owl and heard the flap of its large wings. This sound is a frequency ...

This morning the rock by the path that leads out of the trees is sheltered from the breeze and, with its smooth, slightly hollowed surface, it's an inviting place to sit for a while to enjoy the ...