34,628
次編輯
變更
斯溫氏鵟
,added Category:380 動物學總論 using HotCat
* [http://www.mbr-pwrc.usgs.gov/id/framlst/i3420id.html USGS Patuxent Bird Identification InfoCenter]
*[https://web.archive.org/web/20090307044552/http://www.nfb.ca/film/Twixt_Heaven_and_Earth_film/ Watch 斯溫氏鵟的紀錄片(英文)]
[[Category:380 動物學總論]]