他偶然发现了一个450万年前的有袋动物的颌骨。
He came across the jawbone of a 4.5 million-year-old marsupial.
明斯特大学的一个研究小组根据DNA 绘制了一个有袋动物的族谱。
A University of Muenster team drew up a marsupial family tree based on DNA.
然而，这种病毒有可能会感染兔耳袋狸，这是本土的一种濒危有袋类动物。
There is, however, a chance that the virus will infect the bilby, an endangered native marsupial.
白腹树袋熊，作为一种已知的生物，是一种生活在森林里的有袋类动物，大部分时间生活在地面上，它的颜色非常鲜艳。
The Dingiso, as the creature is also known, is a forest-dwelling marsupial with bold coloration that spends most of its time on the ground.
同一地区另一个著名的坟场是个叫做惠灵顿洞穴的地方，人们在那里第一次发现了双门齿兽——目前已知的最大的有袋类动物。
Another famous boneyard in the same region is a place called Wellington Caves, where Diprotodon, the largest known marsupial, was first discovered.
有些有袋目动物可以同时在育儿袋中抚育三个刚出生的婴儿。
Some marsupials can care for three newborns in their pouch at the same time.
欧文发现，惠灵顿洞穴里的骨头是从一种有袋动物身上抽取的。
Owen recognized that the Wellington cave bones belonged to an extract marsupial.
古生物学家彼得·默里在澳大利亚北部研究过一幅岩画，画中显示的非常像是一种被叫做袋貘的巨型有袋动物。
Paleontologist Peter Murray has studied a rock painting in far northern Australia that shows what looks very much like a megafauna marsupial known as Palorchestes.
这种有袋类动物生活在澳大利亚中部的沙漠中，那里的降雨和植被的突然生长是极其不可预测的。
This marsupial inhabits the deserts of central Australia where the onset of rains and the resulting sudden growth of vegetation are extremely unpredictable.
按照我们的分类标准，仅是本世纪的头十年，我们就发现了大约300种哺乳动物新物种——大部分是啮齿类，也有有袋类，突吻鲸类以及大量的灵长类动物。
Even within our own class, mammals, roughly 300 new species have been discovered in the first decade of this century-mostly rodents, but also marsupials, a beaked whale and a slew of primates.
研究小组成员约尔根·舒米茨说：“我认为这是证明迁徙去澳洲的有袋目动物和其他大陆的有袋目动物有共同祖先这一理论的一个有力的证据。”
"I think this is pretty strong evidence now for the hypothesis of a single migration [to Australia] and a common ancestor, " said Juergen Schmitz, one of the research team.
这些部分的特征让古生物学家得以作出这样的结论：这种动物在哺乳动物谱系中，与有胎盘类的关系较与有袋类(如袋鼠)的关系更接近。
These features led the paleontologists to conclude that the animal was closer to living placentals on the mammalian family tree than to pouched marsupials, such as kangaroos.
但它们绝对不是怪胎，事实上，这些友好善良、毛茸茸的有袋动物叫做蜜袋鼯。
But far from being an oddity, these friendly furry marsupials are in fact a type of possum known as a sugar glider.
研究人员表示，这是世界上最漂亮的袋鼠，同时也是栖息在丛林地区最为珍贵的有袋动物。
The animal is the rarest arboreal, jungle-dwelling kangaroo in the world, the researchers say.
白腹树袋熊(Dendrolagusmbaiso)，作为一种已知的生物，这种明显着色的树居有袋目哺乳动物一生大部分时间在地上度过。
The Dingiso (Dendrolagus mbaiso), as the creature is also known, is a forest-dwelling marsupial with bold coloration that spends most of its time on the ground.
Kayleigh Price是这些蜜袋鼯的主人，她和父亲Mitch、母亲Hazel一起照顾五只这种毛茸茸的有袋动物。她说，来动物中心的游客十分喜欢这些惹人爱的小动物。
Owner Kayleigh Price, who CARES for five of the furry marsupials with her parents Mitch and Hazel, said the adorable creatures are popular with visitors to the animal centre.
罗哲西说，“有袋类动物只是选择了一条不同的生殖策略。”
Marsupials just optioned for a different reproductive strategy.
自从上个世纪90年代末，澳大利亚塔斯马尼亚岛的野生动物官员们就陆续接到一些不同寻常的报告，这些报告显示，一些被称之为“塔斯马尼亚恶魔”的有袋动物——袋獾的面部都出现了严重溃烂的伤口。
Starting in the late 1990s Tasmanian wildlife authorities began receiving unusual reports: Some of the island's Tasmanian devils were spied with their faces marred by ulcerated sores.
袋熊、袋鼠都是澳大利亚的有袋类动物。
尽管我们时常称考拉为“树袋熊”，其实考拉是有袋类哺乳动物，跟熊完全没关系，只是看起来萌萌的像泰迪熊罢了。
Although they are commonly called koala "bears," koalas are marsupials and have nothing at all to do with bears, except that they are cute like a teddy bear.
腹袋是有袋动物的特色。
短尾矮袋鼠是种有袋类哺乳动物，看起来就好像是迪士尼里的卡通形象一样，而它实际上是澳大利亚西南角一小块区域的一种特有动物。
Meet the Quokka, a marsupial that seems to have come straight from an animator at Disney, but is actually native to a small corner of south western Australia.
接受了墨尔本动物园的外科手术，这个受伤的有袋类动物有望康复。
The injured marsupial, which underwent surgery at the Melbourne Zoo, is expected to recover.
它是一种特殊的动物，叫做有袋动物。
Kangaroos are part of a special category of animals, called marsupials.
它是一种特殊的动物，叫做有袋动物。
Kangaroos are part of a special category of animals, called marsupials.
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