Background:Communal roosting is a common avian social behaviour,which potentially provides foraging benefits,predation a......

<正> Twenty-five characters or suites of characters from bats are considered in light of changes in bat classification. ......

2002年10月～2003年10月,对成都市区内一观察点麻雀的夜宿规律进行了观察.发现麻雀夜宿归巢时间、高峰时间、结束时间和清晨飞离时间......