網址: https://content.osgnetworks.tv/photopacks/how-to-estimate-a-bucks-age-before-deciding-to-shoot_508863/508865_gaf-non-typical-buck-shutterstock_hero_1200x800.jpg
網址2: https://www.gameandfishmag.com/editorial/how-to-estimate-a-buck-s-age-before-deciding-to-shoot/508859
