Ambient temperature, clutch size, and daylight are the main drivers of incubation behavior in two neotropical swallows breeding 8,000 km apart
David Diez‐Méndez, Marcela Liljeström, Caren Beth Cooper, Daniel R. Ardia, David W. Winkler
This paper examines incubation behavior in two swallow species breeding in different climates, finding that ambient temperature, clutch size, and daylight duration shape distinct strategies to maintain consistent incubation.
bioRxiv · Aug 27, 2025 · PreprintAnimal Behavior & Cognition