鳥群
![](http://images.weserv.nl/?url=//upload.wikimedia.org/wikipedia/commons/thumb/e/ef/Flock_of_Birds_%287175071318%29.jpg/220px-Flock_of_Birds_%287175071318%29.jpg)
![](http://images.weserv.nl/?url=//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Starling_flock_with_nearby_predator.jpg/220px-Starling_flock_with_nearby_predator.jpg)
鳥群是許多隻鳥聚集在一起時的狀態,目的是一同去覓食或遷徙至別處。 [1] 鳥聚集在一起還可以免受天敵的攻擊。 [2] 有時鳥群內的鳥不一定都是同一個物種,兩種或多種鳥之間也能組成鳥群。[3][4]
參考文獻
- ^ Flock. Dictionary. Dictionary. [11 November 2017].
- ^ Gill, Frank. Ornithology. New York, NY: W.H. Freeman and Company. 2007.
- ^ Animal Behaviour: Benefits of Mixed Flocks. Nature. 19 December 2012, 492 (7429): 314. Bibcode:2012Natur.492Q.314.. S2CID 49906236. doi:10.1038/492314a
.
- ^ Terborgh, J. Mixed flocks and polyspecific associations: Costs and benefits of mixed groups to birds and monkeys. American Journal of Primatology. 2005, 21 (2): 87–100. PMID 31963979. S2CID 83826161. doi:10.1002/ajp.1350210203.