脚垫，美洲驼与骆驼
Photographs of the soft foot pad of a llama (left) and the wider foot pad of a camel (right).
Courtesy of Dr. Ellen Wiedner.
在这些主题中
Photographs of the soft foot pad of a llama (left) and the wider foot pad of a camel (right).
Courtesy of Dr. Ellen Wiedner.
