Natural predators come in all sizes, shapes and classes. There are generalists that eat whatever they can get a hold of to specialists that just hunt and consume certain species in a particular way.
One doesn't simply go out and build a nest box all willy-nilly. The box must be planned. The kind of bird it would attract must be considered -- because of its size and shape. What seasons will it be ...
Some bird populations in Metro Vancouver are at risk of disappearing and a local ecology group in Stanley Park is asking the public to step in and help save them. The Stanley Park Ecology Society is ...