Discover published sets by community

Large stick nests in tall trees or cliff edges

Tiny cup-shaped nests on tree branches using spider webs and plant material

Mud pellet nests attached to eaves or inside structures

Mud reinforced nests in trees or on buildings

Nests in tree cavities or nest boxes

Large stick nests on top of poles, platforms, or trees

No nest construction; lays eggs on cliff ledges or scrapes

Ground nests in a shallow scrape, camouflaged with surrounding debris

Intricate woven nests usually hanging from trees

Nests in tree cavities or on cliff ledges, often using old nests of other large birds

Tree cavity nests, often in proximity to water

Nests in cavities in trees or buildings, with a preference for man-made structures

Untidy nests in cavities or structures, often made with urban materials

Saucer-shaped nests constructed with twigs glued to the insides of chimneys or hollow trees using saliva

Burrow nests in cliff tops or islands, digging with their beaks and feet

Stick nests in the crotch of large trees, often high above the ground

Large compound community nests on trees and poles, made of grass and straw

No fixed nest; eggs are incubated on the parents' feet under a brood pouch

Pendulous woven nests in colonies, often from high points on tall trees

Cavity or ledge nests in cliffs, no nest material used

Large dome-shaped nests with a side entrance, built in cacti or shrubs

Simple scrape on ground, usually on a raised mound in open tundra

Burrow nests in sandy riverbanks or cliffs

Mud mound nests built in shallow water