ALBERTO JOSE REDONDO VILLA2026-01-292026-01-29201510.1111/eth.124072-s2.0-84940946434https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/26414Animal Science and ZoologyEcology, Evolution, Behavior and SystematicsNest Defence Behaviour and Testosterone Levels in Female Pied Flycatchersresearch article