trade-offs Archives - British Ornithologists' Union

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