Clutch size and breeding success was related to nest-box size in 215 nests of Tengmalm's owl in the Kauhava region, western Finland in 1966-82. In vole peak years, but not in other years, mean clutch ...

Eastern bluebirds (Sialia sialis), often referred to as “harbingers of spring,” are small — about 7 inches — cavity nesters often found near meadows. A relative of the robin, this native songbird ...

Simon Cherriman was six years old when he first became fascinated by birds. He was lying in bed, sick with chickenpox, when a tiny silvereye flew into his window and stunned itself. "My mum brought it ...

It's becoming harder for birds to find good accommodations to nest in, in natural places like stumps and dead trees due to increased urbanization. There have even been some bird populations that have ...

Read this before you start building a nest box for your local birds. Seeing a plywood nest box tucked amongst the branches of a tree or hoisted around its trunk is a familiar sight to many Australians ...

Tree cavities are rarely incorporated into surveys of forest ecosystem biodiversity, due to difficultly in their systematic sampling. We examined the feasibility of using southern flying squirrel ...