By Sa 2.5 http://creativecommons.org/licenses/by-sa/2.5/
台灣梅花鹿 Vegafish http://commons.wikimedia.org/wiki/User:Vegafish
By 2.0 https://creativecommons.org/licenses/by/2.0/
美國梅花鹿 Tony Hisgett https://www.flickr.com/photos/hisgett/
紅鹿Kev Chapman https://www.flickr.com/photos/25553993@N02/
麋鹿 Peggy2012CREATIVELENZ https://www.flickr.com/photos/73230975@N03/
成語 Kevin Dooley https://www.flickr.com/photos/pagedooley/
飼料 Dwight Sipler https://www.flickr.com/photos/photofarmer/
By Sa 2.0 https://creativecommons.org/licenses/by/2.0/
分類 Andy Melton https://www.flickr.com/photos/trekkyandy/
管理 Cheryl VanStane https://www.flickr.com/photos/22901163@N03/
繁殖 Patricia Lazar https://www.flickr.com/photos/29348839@N05/
《維基百科》: http://zh.wikipedia.org/wiki/Wikipedia:%E9%A6%96%E9%A1%B5
行政院農委會鹿主題館: http://kmweb.coa.gov.tw/subject/lp.asp?ctNode=5250&CtUnit=3067&BaseDSD=7&mp=306
《科學人雜誌》: http://sa.ylib.com/MagCont.aspx?Unit=columns&id=2392
《互動百科》:http://www.baike.com/wiki/%E9%B9%BF%E7%9A%AE