Evidence map›Paper›PMID 32100152›Full record

ArticleOecologia2020

Population decline in tree swallows (Tachycineta bicolor) linked to climate change and inclement weather on the breeding ground.

Amelia R Cox, Raleigh J Robertson, Wallace B Rendell, Frances Bonier

Abstract read
PubMed Publisher
In one paragraph

Article in Oecologia, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

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  11. Birds advancing lay dates with warming springs face greater risk of chick mortality.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Amelia R CoxDepartment of Biology, Queen's University, Kingston, ON, Canada. acox243@gmail.com.ORCID http://orcid.org/0000-0002-4804-5115
Raleigh J RobertsonDepartment of Biology, Queen's University, Kingston, ON, Canada.
Wallace B RendellApplied Sciences, Skills, and Technology, Loyalist College, Belleville, ON, Canada.
Frances BonierDepartment of Biology, Queen's University, Kingston, ON, Canada.

Funding

Canadian Foundation for Innovation 32672
6 · The paper itself

Abstract

Population decline and the threat of extinction are realities currently facing many species. Yet, in most cases, the detailed demographic data necessary to identify causes of population decline are unavailable. Using 43 years (1975-2017) of data from a box-nesting population of tree swallows (Tachycineta bicolor), we identified reduced survival of offspring as a probable demographic cause of population decline. Poor fledging success was associated with increased predation and poor weather conditions during early nestling development. Low juvenile survival and subsequent recruitment was linked to poor weather conditions during the post-fledging period and may also be linked to conditions on the wintering grounds. Regional weather conditions during critical stages of breeding (early nestling and post-fledging) have become progressively worse over the 43-year study period. None of the other factors linked to offspring survival have similarly deteriorated. Overall, our results suggest tree swallows should be added to the growing list of species challenged by climate change, and that other species of aerial insect specialists may face similar impacts of climate change.

Indexed as

SwallowsAnimalsBreedingClimate ChangeTreesWeatherAvian aerial insectivoreFledgingLong-term monitoringPopulation declineRecruitment

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.