Visual Surveys and Morphometrics of Brown Treesnakes in Mariana Swiftlets caves on Guam

Visual survey data for brown treesnakes from caves with and without swiftlets. Each record (line) represents the snake sightings that occurred during a block of time,...针对有金丝燕栖息与无金丝燕栖息的洞穴开展的棕树蛇视觉调查数据。每一条记录（即每一行）代表某一时间段内发生的蛇类目击事件，……