Ines Jacoboski Lucilene, Why Integrate Evolutionary and Functional Aspects in Bird Studies in Converted Habitats?, International Ornithology, Volume 1, Issue 1, 2018, Pages 1-2, ISSN 0000-0000, https://doi.org/. (https://oap-researcharticles.org/jio/article/734) Abstract: This essay argues for integrating evolutionary and functional perspectives in bird studies within converted habitats. It highlights how behavior, morphology, and phylogeny interact under land-use change. Keywords: