diet Archives - British Ornithologists' Union

Strength in colours?

By Ashleigh Marshall|2025-02-02T00:42:49+00:006 Feb 2025|biliverdin, diet, diet composition, eggs, pigmentation, protoporphyrin, structural-function hypothesis, Uncategorized|

Partial support for a structural function for eggshell pigments in unspotted eggs of a calcium-limited bird

Destygmatising Drones

By Zoey Greenberg|2025-01-06T19:55:35+00:006 Jan 2025|adult survival, bird movements, birds of conservation concern, birds of prey, diet, diet composition, Migration, migration stopover|

How they can aid ornithologists around the world

Bad blood?

By Ashleigh Marshall|2024-10-31T03:40:10+00:0031 Oct 2024|anticoagulant, Bayesian modelling, blood sampling, carbon, diet, isotopes, Larids, nitrogen, plasma, stable isotopes, sulphur|

The anticoagulant sodium heparin may impact results of stable isotopic analyses

How Amur Falcons Cross the Arabian Sea

By Zoey Greenberg|2024-10-19T06:05:45+00:0014 Oct 2024|adult survival, bird movements, birds of conservation concern, birds of prey, diet, diet composition, Migration, migration stopover|

Two billion termites in two weeks

Open-source intelligence for ornithological research

By Connor Panter|2024-09-30T06:21:17+00:0030 Sep 2024|anthropogenic food sources, anthropogenic habitats, citizen science, diet, diet composition, early-career researcher, raptors, volunteers|

Citizen science can advance our understanding of raptor diets across large spatial, temporal and demographic scales

Sink or swim: Competition at sea

By Ashleigh Marshall|2024-08-08T23:52:48+00:008 Aug 2024|diet, foraging, habitat, interspeciﬁc interactions, niche overlap, stable isotopes, trophic ecology|

Foraging niche segregation between critically endangered and abundant diving petrels in Aotearoa

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.

Autumn-sown crops contribute to Mute Swan recovery

By Tiffany Ki|2023-10-12T10:46:56+00:0011 Sep 2023|agriculture, annual cycle, anthropogenic food sources, diet, early-career researcher, ecology, ECR, land management, lead poisoning, legislation, monitoring, provisioning, wintering|

Using spatial and temporal variation to understand drivers of change

Omnivory in wild birds

By Simon Ojodomo Godday|2023-06-30T09:56:19+00:0010 Jul 2023|diet, diet composition, early-career researcher, ecology, ECR, experiment, invertebrates, passerines|

Are Village Weavers obligate omnivores?

Hawfinch diet in a nutshell

By Ewan Stenhouse|2023-06-22T13:00:59+00:006 Jul 2023|diet, diet composition, distribution, DNA barcoding, early-career researcher, ecology, ECR, fecal DNA, fieldwork, foraging, invertebrates, non-invasive sampling, passerines, woodland birds|

Using genetic techniques to gain unprecedented ecological knowledge of Hawfinches