western diamond backed rattlesnake inside den opens mouth and briefly shows fangs then turns to look at camera and smells air with tongue, arizona - fang 個影片檔及 b 捲影像00:13
medium shot front angle slow motion - yellow eyelash viper with jaws open and fangs showing toward camera / costa rica - fang 個影片檔及 b 捲影像00:21
medium shot slow motion - yellow eyelash viper's open jaws shutting / costa rica - fang 個影片檔及 b 捲影像00:19
cu puff adder, bitis arietans, front view, head on leaf litter, opens mouth wide, kenya - fang 個影片檔及 b 捲影像00:10