trade-offs Archives - British Ornithologists' Union

Fledgling mobility matters

By Jente Ottenburghs (he/him)|2023-03-21T10:42:02+00:0023 Mar 2023|antipredator behaviour, behaviour, bio-logging, bird movements, cavity nesting, fledgling survival, parental care, survival, trade-offs|

Comparing cavity-nesting and open-cup-nesting species.

Adaptively adjusting sex ratios

By Jente Ottenburghs (he/him)|2022-02-24T16:04:32+00:0024 Feb 2022|Breeding, dispersal, foraging resource limitation, nest monitoring, nestlings, phenology, trade-offs|

Western Bluebirds tend to produce more sons at the start of the breeding season.

Parent-offspring conflict in Leach’s Storm-Petrels

By Lisa Elliot|2021-02-26T17:15:36+00:004 Mar 2021|eggs, feathers, incubation, island birds, Seabirds, storm-petrels, trade-offs|

Identifying a trade-off between self-maintenance and incubation