"Get off my lawn!" Funny as a meme but maybe scary in real life, this short sentence is synonymous with an elderly man ...

Cavity trees, dead standing trees, and downed dead trees create habitat for many species of mammals, birds, insects, amphibians, and reptiles, which positively impacts the rest of the ecosystem.

The study found that bird species who nest in tree cavities have independently evolved heightened aggression across lineages, particularly in females.

Bees arrive at their nest in a tree cavity created and long since abandoned by a black woodpecker. For those first few days of the siege, the honeybees appeared helpless in the face of the hornet ...

Indeed, at this moment, wood ducks and other cavity-nesting ducks are busy laying and incubating eggs inside the confines of ...