Bird nest
A structure built or used by a bird to hold eggs and shelter eggs or young. Bird nests range from simple ground scrapes to elaborate woven structures.
Nest construction: The process by which birds gather and arrange materials to form a nest. Construction choices determine the nest’s shape, strength, and protection.
Weaverbird nest: A woven, often enclosed nest built by weaverbirds from strips of grass or leaves. Its tightly interlaced fibers make construction skill especially visible.
Thermoregulation: The control of body or environmental temperature within a range compatible with biological function. Nest insulation and exposure influence the temperature experienced by eggs and nestlings.
Nest monitoring: The repeated observation of nests to record breeding activity and outcomes. Monitoring turns nest contents and fate into evidence about bird populations.
Reproductive success: The number of offspring an organism produces that survive to reproduce. Nest safety and conditions can affect how many young survive.
Nest architecture: The structural design and spatial arrangement of a nest. Architecture distinguishes open cups, enclosed nests, platforms, and other forms.
Bowerbird bower: A display structure built by a male bowerbird to attract a mate, not to hold eggs. The bower is often mistaken for a nest but serves courtship rather than rearing young.
Camouflage: Coloration, pattern, or behavior that reduces an organism’s detectability in its surroundings. Nest colors, materials, and placement can make eggs or young harder to spot.
Nest box: An artificial cavity provided as a nesting site for birds that use holes or enclosed spaces. Nest boxes supplement natural cavities for selected species.
Altricial: Describing young birds that hatch helpless, usually naked or sparsely feathered, and dependent on parental care. Altricial young rely heavily on the shelter and care a nest provides.