螺旋蹄剖检图，横断面，牛
This photograph of a transverse section of both hooves of the right hind leg of a cow shows a corkscrew on the medial hoof, illustrating the rotation and changes in the third phalanx.
Courtesy of Dr. Gerard Cramer.
在这些主题中
This photograph of a transverse section of both hooves of the right hind leg of a cow shows a corkscrew on the medial hoof, illustrating the rotation and changes in the third phalanx.
Courtesy of Dr. Gerard Cramer.
