| 1. | It is also possible that thisparticular fossil ofjuravenator , which appears to be a juvenile , only grew feathers asan adult or lost its feathers for part of theyear
还可能因为，这是juravenator幼年时期的化石，而它只有在成年后才会长出羽毛。 |
| 2. | It is also possible that this particular fossil of juravenator , which appears to be a juvenile , only grew feathers as an adult or lost its feathers for part of the year
还可能因为，这是juravenator幼年时期的化石，而它只有在成年后才会长出羽毛。 |
| 3. | Feathers could have been lost on theevolutionary lineleading to juravenator after arising in anancestor to both it andits feathered relatives
对于juravenator为何没有羽毛，可能的解释有很多。其中之一认为，在通向juravenator的进化道路上，羽毛可能消失了。 |
| 4. | Feathers could have been lost on the evolutionary line leading to juravenator after arising in an ancestor to both it and its feathered relatives
对于juravenator为何没有羽毛，可能的解释有很多。其中之一认为，在通向juravenator的进化道路上，羽毛可能消失了。 |
| 5. | Because all of its close relatives are feathered , paleontologists would expect juravenator to follow suit . but a small patch of skin on the creature ' s tail shows no sign of feathers
但考古学家们发现， juravenator尾部残留的一小块皮肤却丝毫显示不出它曾长有羽毛的迹象。 |
| 6. | The fossils exceptionally well - preserved bone structureclearlyputs it among feathered kin on the dinosaur family tree . becauseall of its close relatives are feathered , paleontologistswouldexpect juravenator to follow suit
这具化石保存有异常完好的骨骼结构，因此可以将其明确地归入到恐龙家族中长有羽毛的一类。 |
| 7. | The paleontologists believe juravenator ' s closest known relative may have been a fully feathered dinosaur from china , sinosauropterix . there are a number of possible explanations for juravenator ' s nakedness
这些古生物学家们相信，已知的与juravenator关系最为紧密的亲属可能要数中国的一种全身长有羽毛的恐龙中华龙鸟。 |
| 8. | But there is another possibility as well , said mark norell , curator of paleontology at the american museum of natural history : it is entirely possible that juravenator did have feathers , but they simply failed to fossilize
美国自然历史博物馆的古生物学家马克诺莱尔还提出了另外一种说法，即完全有可能juravenator的确长有羽毛，但是这些羽毛却没能形成化石。 |
| 9. | It has a typical scaly dinosaurian skin , chiappe said . the paleontologists believe juravenators closest knownrelativemay have been a fully feathered dinosaur fromchina , sinosauropterix . there are a number of possible explanations forjuravenatorsnakedness
这些古生物学家们相信，已知的与juravenator关系最为紧密的亲属可能要数中国的一种全身长有羽毛的恐龙中华龙鸟。 |
| 10. | But there is another possibility as well , said marknorell , curator of paleontology at the american museum of naturalhistory : it is entirely possible that juravenator did have feathers , butthey simply failed to fossilize . feathers are really just difficult things to preserve , norellsaid
美国自然历史博物馆的古生物学家马克诺莱尔还提出了另外一种说法，即完全有可能juravenator的确长有羽毛，但是这些羽毛却没能形成化石。 |
