breeding biology Archives - British Ornithologists' Union

Moving swiftly on…

By Ashleigh Marshall (she/her)|2024-09-23T00:15:20+00:0019 Sep 2024|Apodidae, breeding biology, breeding tactics, genomics, microsatellite, reproduction|

Genetic analyses do not support multi-season sexual monogamy in American Black Swifts

Can squatters bring benefits?

By Anthony Lowney|2024-04-08T10:41:36+00:008 Apr 2024|antipredator behaviour, behaviour, birds of conservation concern, birds of prey, breeding biology, cooperative breeding, nest monitoring, predation, predator-prey interactions|

Can predator and prey benefit from being neighbours?

Sex roles and sex ratios

By Tamás Székely|2023-11-20T09:31:54+00:0020 Nov 2023|Breeding, breeding biology, reproduction, sexual dimorphism, shorebirds|

What do shorebirds teach us about the evolution of breeding systems?

The call of the Striped Cuckoo

By Jente Ottenburghs (he/him)|2023-10-27T13:57:52+00:002 Nov 2023|acoustic monitoring, annual cycle, behaviour, breeding biology, Cuckoos, mate selection, passive acoustic monitoring, song, vocalisations|

This species uses two vocalisations for different purposes.

Avoiding power lines

By Jente Ottenburghs (he/him)|2023-09-17T12:30:59+00:007 Sep 2023|bird-human interactions, breeding biology, Disturbance, land use, waterbirds|

The density of breeding birds increases with distance from electric power lines.

Breeding ecology of a critically endangered macaw

By Tom Lewis|2023-09-04T19:00:52+00:004 Sep 2023|birds of conservation concern, Breeding, breeding biology, breeding success, Conservation, early-career researcher, ecology, ECR, IBIS, Neotropics, nest predation, nesting, Psittaciformes, urbanization|

Combining nest-site selection and reproductive success to inform conservation

How does weather affect songbirds?

By Michael McCloy|2023-08-01T11:11:32+00:007 Aug 2023|avian biology, Breeding, breeding biology, breeding success, passerines|

Analysing avian body condition across the southeastern United States

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?

Body condition and reproduction in declining diving ducks

By Dorota Gajdošová|2023-05-01T14:50:17+00:001 May 2023|avian biology, breeding biology, breeding success, colour ringing/banding, eggs, fieldwork, IBIS, incubation, nesting success, parasitism, physiology, population dynamics, population structure, waterbirds|

Increased body condition affects duck egg mass and hatchability

The mysterious basis of egg shape in birds

By D. Charles Deeming|2023-04-19T11:26:07+00:0027 Apr 2023|avian biology, breeding biology, egg shape, eggs, IBIS, morphology, physiology|

How do birds produce asymmetrical eggs?