Add Yahoo as a preferred source to see more of our stories on Google. Mountain chickadees are unusual in having more complex calls than songs. Vladimir Pravosudov I approach a flock of mountain ...

Each morning, after making coffee, my wife and I fill the distinctive, barn-red bird feeder that hangs down between our back deck and Illinois Mountain. As we fill the feeder, we whistle to signal to ...

Each morning, after making coffee, my wife and I fill the distinctive, barn-red bird feeder that hangs down between our back deck and Illinois Mountain. As we fill the feeder, we whistle to signal to ...

I approach a flock of mountain chickadees feasting on pine nuts. A cacophony of sounds, coming from the many different bird species that rely on the Sierra Nevada’s diverse pine cone crop, fill the ...