通过飞镖远程给药，犀牛
Photograph of appropriate placement of a dart with medication on a southern white rhinoceros (Ceratotherium simum simum).
Courtesy of Dr. Meredith M. Clancy.
在这些主题中
Photograph of appropriate placement of a dart with medication on a southern white rhinoceros (Ceratotherium simum simum).
Courtesy of Dr. Meredith M. Clancy.
