Pandas were once meat eaters but later turned to a bamboo diet. In response to the huge changes in their eating habits, they evolved relatively small internal organs to slow down their metabolism (新陈代谢). Changes in giant panda genes are mainly related to their reproductive system, which ...
The Festrunk brothers prepare their apartment for the two girls they believe are on the way, but their neighbor Cliff tells them they've been stood up. Medieval doctor Theodoric of York treats a series of patients by draining their blood. A man and woman catch each other's notice in a ...