I had a very exciting first experience this past week. I was sitting out back on one of last week’s warm, non-rainy spring days and noticed some chickadees flying back and forth, over and over again, ...

About 85 U.S. bird species nest in cavities, typically holes in dead or decaying trees. Given the human propensity for cutting off decaying tree parts or cutting down the trees entirely, nest cavities ...

Many North American birds are cavity nesters — that is, they nest in holes in trees and fence posts. Woodpeckers can use their strong bills to chisel holes to create their own cavities. Most other ...

A new study of cavity-nesting birds in Ecuador shows the influence of deforestation on their habitat and reproductive success. Nest boxes could help. With an extendable pole fitted with a small camera ...

Prey animals usually prefer to stay out of reach of predators, but researchers have observed a pair of birds and a group of bird-hunting bats residing in the same tree cavity in north-east Italy.

The males of the species prepare for mating season by excavating nests for the approval of the females — and even other birds ...

I love growing stuff. But I also love bees, bugs, bats, butterflies and birds. A picture isn’t complete with just the plants. When it comes to birds, I have to admit that I have my favorites. One ...

Cavity-nesting birds, like this black-cheeked woodpecker in Ecuador, rely on natural cavities, like the hole in this tree for nesting and reproductive success. (Daniel Karp, UC Davis) With an ...