Evolution of bird communication signals: transference between signals mediated by sensory drive
Oscar Laverde-R., Michael J. Ryan, Carlos Daniel Cadena
The paper examines how sensory drive influences the transfer of investment between plumage and song traits in New World warblers, finding negative correlations between song complexity and plumage coloration in darker habitats.
bioRxiv · May 26, 2017 · PreprintEvolutionary Biology