有袋類

Like other marsupials, when they are well fed, their tails swell with stored fat. 像其他有袋類動(dòng)物一樣，袋獾吃飽后它們的尾巴會(huì)變得粗大以此來儲(chǔ)存脂肪。

The information has allowed scientists to confirm the tiger's evolutionary relationship to other marsupials. 這份信息能讓科學(xué)家們確認(rèn)澳洲虎與其它有袋類動(dòng)物的進(jìn)化關(guān)系。