关于cloaca的百科

• cloaca造句怎么写

• "Certainanimals(e.g.,manyreptilesandsomeBirds,includingducks)haveanaccessoryorgan(penis)withinthecloacathatisusedtodirectthespermintothefemale'scloaca."Results:At18thdayofincubation,uretericbudfromcloacagrewintometanephrogenictissuewhichproducedma...
• 2017-07-1911079