Journal Article Research Support, Non-U.S. Gov't North American Breeding Bird Survey Research Support, U.S. Gov't, Non-P.H.S. amenazas antropogénicas anthropogenic threats bird strikes climate change colisiones contra ventanas colisiones de aves drought dynamic occupancy models extreme weather historia de vida life history mortalidad de fauna temperate grassland temporal scale urbanización urbanization vulnerabilidad vulnerability wildlife mortality window collisions 人为威胁 城市化 异速增长 生活史 窗户碰撞 脆弱性