这种棕色树蛇原产于新几内亚和澳大拉西亚的其他地区。它通常是夜间活动,白天休息在提供良好遮盖的缝隙和洞里。它通常存在于飞机的轮舱、汽车引擎盖下和成箱的货物中。大多数生物学家认为,这种棕色树蛇是1945-1950年战后从新几内亚运到关岛的多余海军装备中的搭便车者。这条棕色树蛇最初是在关岛南部靠近阿普拉港的...
大多数本土森林动物的数量立即急剧减少。关岛水生和野生动物资源司在20世纪70年代停止了对本地鸟类和蝙蝠的调查,因为这些物种的个体数量很少。存活时间最长的三种本土鸟类和哺乳动物是马里亚纳果蝙蝠、关岛铁路蝙蝠和岛屿雨燕。果蝙蝠和rail是相对长寿的物种,它们之所以能存活下来,可能只是因为一些个体逃脱了捕食,度过了余生;...
Brown Treesnake Head photograph courtesy of Isaac Chellman. Accidentally introduced to Guam The brown treesnake was accidentally introduced most likely by the US military to Guam in the late 1940s or early 1950s. The brown treesnake (Boiga irregularis) is a native of Australia, Papua New ...
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One tropical species, the brown tree snake (Boiga irregularis), was accidentally brought to the island of Guam and quickly became established throughout the island. Although this population has been monitored for over twenty years, many aspects of its basic biology, including its reproductive cycle...
30 The brown tree snake was accidentally introduced to the island of Guam during World War II. Since then,this snake has caused the extinction of twelve native bird species by eating their eggs and young. (3)One negative result of this snake's introduction was most likely(1)an increase in...
rests within crevices and holes that provide good cover.It is commonly found in wheel wells on airplanes,under the hoods of cars,and in boxes of cargo,and most biologists think the brown tree snake was a hitchhiker within surplus Navy equipment brought to Guam from New Guinea in the ...
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day but is confined to one cave on Guam.The swifitiet builds nests on the walls of caves using its own saliva and mud to adhere the nest to the cave wall. Despite this unusual habit,swifitiet are still vulnerable to tree snake predation,as tree snakes can easily capture prey in total ...
The brown treesnake ( Boiga irregularis ) population on the Pacific island of Guam has reached iconic status as one of the most destructive invasive species of modern times, yet no published works have used genetic data to identify a source population. We used DNA sequence data from multiple ...