KnowraNest boxLinked fromLinked fromThe 9 pages that link to Nest box, each with the reason it gives.All 9Broader topic 2Related 7Cavity-nesting birdRelated: It can substitute for a natural cavity where suitable hollows are scarce.Cavity-nestingRelated: Nest boxes can substitute for natural cavities when suitable holes are scarce.Eurasian tree sparrowRelated: Nest boxes can supplement the cavities this species uses for breeding.Old World flycatcherRelated: Cavity-nesting flycatchers readily use nest boxes, enabling close study of breeding populations.Old World sparrowRelated: Cavity-nesting sparrows can use nest boxes where natural nesting sites are limited.NuthatchRelated: Nest boxes can supplement the tree cavities nuthatches use for breeding.Little owlRelated: Nest boxes can replace scarce tree hollows and building cavities used by little owls.