fledglings Archives - British Ornithologists' Union

What drives dependence on parents post-fledging?

By Diego Gallego-García|2025-03-19T09:05:37+00:003 Mar 2025|birds of conservation concern, birds of prey, Breeding, breeding biology, diet, dispersal, distribution, early-career researcher, fledgling survival, fledglings, movement|

Ecological drivers of variation across Accipitridae

Time to fly the nest?

By Ashleigh Marshall|2024-07-27T01:27:03+00:0025 Jul 2024|condition, feathers, fledglings, growth, parental condition, tail length, wing length|

Food supplementation prolongs the nestling period in Pied Flycatchers

Why do shrikes store prey?

By Jente Ottenburghs (he/him)|2023-10-01T09:59:15+00:005 Oct 2023|breeding success, diet, fledglings, nest monitoring, nestling provisioning, parental care|

Red-backed Shrikes with larders have nestlings in better condition.

Squeaking shorebird chicks

By Jente Ottenburghs (he/him)|2023-05-31T07:56:30+00:001 Jun 2023|breeding biology, communication, fledglings, nest recording, parental care, shorebirds, vocalisations|

How do vocal traits of plovers and lapwings change with age?

No parental supervision required

By Jente Ottenburghs (he/him)|2023-02-16T15:17:35+00:0023 Feb 2023|annual cycle, bio-logging, fledglings, Genetics, Migration, movement, overwintering, Seabirds, tracking|

How do Manx Shearwaters develop their migration routes?

Can nest reuse be risky?

By Thomas Mérő|2023-01-23T10:42:19+00:0023 Jan 2023|annual cycle, behaviour, Breeding, breeding biology, breeding success, brood parasitism, cavity nesting, fieldwork, fledglings, natural history, nest predation, nesting, nesting success, parasites, parasitism, passerines|

Rare observations of nest-reuse in an open-cup nesting European passerine

Chicks as potential biodiversity monitors

By Stephen Willis|2021-09-30T13:01:44+00:006 Sep 2021|biodiversity, BOU-funded, Breeding, diet, diet composition, DNA barcoding, eDNA, fecal DNA, fledglings, forest birds, woodland birds|

Discovering nestling diet using DNA barcoding

Are Burrowing Owls stuck in an ecological trap?

By Jente Ottenburghs (he/him)|2020-12-16T14:53:36+00:0018 Apr 2019|agriculture, Breeding, Disturbance, fledglings, habitat selection, News|

Exploring the influence of agriculture on nesting success.

Conspecific brood parasitism in Prothonotary Warblers

By Anna Tucker|2020-12-21T18:18:02+00:0030 Jul 2018|breeding biology, brood parasitism, fledglings, Genetics, nest monitoring, nesting, nesting success, News|

Parasites or orphans? What are the costs of raising additional, unrelated chicks?

Sensitive females and costly males

By Anouk Spelt|2021-08-20T07:47:28+00:0020 Mar 2017|behaviour, fledglings, Seabirds|

Are female African penguins more vulnerable than males?