Abstract Background The connection between testosterone and territoriality in free-living songbirds has been well studied in a reproductive context. but less so outside the breeding season. To assess the effects of seasonal androgenic action on territorial behavior. we analyzed vocal and non-vocal territorial behavior in response to simulated territorial intrusions (STIs) during three... https://www.nacrack.com/flash-deal-Diamond-Painting-Zee-en-strand-special-find/