嚼虱,下颌
Micrograph of a chewing louse, showing its ventral chewing mandibles. Head width = 0.5 mm.
Courtesy of Dr. Jennifer Ketzis.
在这些主题中
Micrograph of a chewing louse, showing its ventral chewing mandibles. Head width = 0.5 mm.
Courtesy of Dr. Jennifer Ketzis.