Dark against the autumn sky, its branches broken and twisted, with mysterious black holes and cracks in its bark, a dead tree might seem spooky. But to many animals, it’s home. Bats, screech owls, ...

Woodpeckers assume a pivotal ecological role in forest ecosystems by excavating tree cavities that serve both as nesting sites for themselves and as critical resources for a diversity of secondary ...

Question: We have a can of spray foam that says it can be used to fill cavities in tree trunks. There's a hole in one of our trees where a branch was removed -- it's about waist-high. The hole extends ...

BIOLOGISTS from the University of the Philippines Diliman-College of Science (UPD-CS) have released the results of a study with various environmentalists that analyzed tree cavities, or tree holes, at ...