Despite two million years of munching almost exclusively on bamboo, the giant panda’s gut has not adapted to eating the plant--putting the creatures in an "evolutionary dilemma", scientists said Tuesday.
儘管200萬年幾乎都只吃竹子,大貓熊的腸子並沒有改變成適合吃這種植物,讓這種生物處於「演化兩難」。
The surprising study, reported by online US journal mBio, examined 45 giant pandas over the course of a year and found that the animals appeared to have a digestive system "entirely differentiated from other herbivores".
