Evolutionary BiologybioRxivPreprint
Character displacement within the breeding area questions reinforcement in Ficedula flycatchers
Vladimir G. Grinkov, Igor V. Palko, Helmut Sternberg
The paper examines character displacement in Pied Flycatchers, finding that environmental temperature, not geographic proximity, drives phenotypic variation in breeding plumage color.
DOI 10.1101/515916