prosauropods

简明释义

英[prəʊˈsɔːrəpɒdz]美[proʊˈsɔrəˌpɑdz]

原蜥蜴

英英释义

单词用法

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例句

1.Scientists also knew about a related group called prosauropods, dinosaurs that were intermediate in size and posture.

科学家们也研究过一种叫做原蜥脚类的体态为中型的恐龙，它们与蜥脚类恐龙亲缘很近。

2.Scientists also knew about a related group called prosauropods, dinosaurs that were intermediate in size and posture.

科学家们也研究过一种叫做原蜥脚类的体态为中型的恐龙，它们与蜥脚类恐龙亲缘很近。

3.Some prosauropods had long necks that allowed them to reach high vegetation.

一些前蜥脚类有着长颈，能够触及高处的植被。

4.Many prosauropods were herbivores, feeding on the abundant vegetation of their time.

许多前蜥脚类是食草动物，以当时丰富的植被为食。

5.The fossils of prosauropods reveal that they were among the first dinosaurs to walk on two legs.

前蜥脚类的化石揭示它们是最早在两条腿上行走的恐龙之一。

6.The discovery of new prosauropods species continues to provide insights into dinosaur diversity.

新发现的前蜥脚类物种不断为恐龙多样性提供新的见解。

7.Scientists believe that prosauropods played a crucial role in the evolution of larger sauropods.

科学家认为前蜥脚类在更大型蜥脚类的进化中起到了关键作用。

作文

The study of dinosaurs has always fascinated both scientists and the general public. Among the various groups of dinosaurs, the group known as prosauropods (前爪龙类) holds a significant place in the evolutionary history of these magnificent creatures. Prosauropods were primarily herbivorous dinosaurs that lived during the Late Triassic to the Early Jurassic periods, approximately 230 to 180 million years ago. They are often considered the ancestors of the more well-known sauropods, which include the massive long-necked dinosaurs like Brachiosaurus and Diplodocus.One of the most intriguing aspects of prosauropods is their unique physical characteristics. These dinosaurs typically had long necks and relatively small heads compared to their bodies, which allowed them to reach high vegetation while still being able to forage on the ground. Their limbs were sturdy and adapted for both bipedal and quadrupedal movement, giving them the flexibility to move quickly when necessary. This adaptability likely played a crucial role in their survival, allowing them to escape predators and thrive in diverse environments.The fossil record of prosauropods has provided valuable insights into their biology and behavior. Many fossils have been discovered across different continents, indicating that these dinosaurs were widespread during their time. Some notable genera include Plateosaurus, which was one of the largest prosauropods, measuring up to 30 feet in length. Fossils of Plateosaurus have been found in Europe and North America, showcasing its extensive range.In addition to their physical attributes, the reproductive strategies of prosauropods are also of great interest to paleontologists. Evidence suggests that they laid eggs in nests, similar to modern birds and reptiles. This nesting behavior indicates a level of parental care, as some fossils show nests with multiple eggs, suggesting that these dinosaurs may have returned to care for their young.The extinction of prosauropods marked a significant turning point in the evolutionary trajectory of dinosaurs. As the climate changed and new ecological niches emerged, the descendants of prosauropods evolved into the gigantic sauropods that would dominate the Jurassic and Cretaceous periods. The transition from prosauropods to sauropods illustrates the dynamic nature of evolution and how species adapt over time to survive in a changing world.In conclusion, prosauropods (前爪龙类) represent an essential chapter in the story of dinosaur evolution. Their unique adaptations and behaviors provide a glimpse into the life of these ancient creatures. By studying prosauropods, scientists can better understand the intricate web of life that existed millions of years ago and the factors that influenced the rise and fall of different dinosaur groups. As research continues, we can expect to uncover even more fascinating details about these remarkable dinosaurs, further enriching our knowledge of Earth’s prehistoric past.

对恐龙的研究一直吸引着科学家和公众的兴趣。在各种恐龙群体中，名为prosauropods（前爪龙类）的一组在这些宏伟生物的进化历史中占据了重要位置。Prosauropods主要是食草恐龙，生活在晚三叠世到早侏罗纪时期，大约在2.3亿到1.8亿年前。它们通常被认为是更著名的蜥脚类恐龙的祖先，包括像腕龙和梁龙这样的巨大长颈恐龙。Prosauropods一个引人入胜的方面是它们独特的身体特征。这些恐龙通常有长脖子，头部相对身体较小，这使它们能够高效地吃到高处的植物，同时也能在地面上觅食。它们的四肢结实，适应双足和四足运动，使它们在必要时能够快速移动。这种适应性可能在它们的生存中发挥了至关重要的作用，使它们能够逃避掠食者并在多样的环境中繁荣。Prosauropods的化石记录为它们的生物学和行为提供了宝贵的见解。许多化石在不同的大陆被发现，表明这些恐龙在它们的时代分布广泛。一些著名的属包括板龙，它是最大的prosauropods之一，长度可达30英尺。板龙的化石在欧洲和北美被发现，展示了其广泛的分布。除了它们的身体特征外，prosauropods的繁殖策略也引起了古生物学家的极大兴趣。有证据表明，它们像现代鸟类和爬行动物一样在巢中产卵。这种筑巢行为表明了一定程度的亲代关怀，因为一些化石显示出多个卵的巢，表明这些恐龙可能会返回照顾幼崽。Prosauropods的灭绝标志着恐龙进化轨迹中的一个重要转折点。随着气候变化和新生态位的出现，prosauropods的后代演变成了将在侏罗纪和白垩纪占主导地位的巨大蜥脚类。prosauropods到蜥脚类的过渡说明了进化的动态性质以及物种如何随着时间的推移适应生存于不断变化的世界。总之，prosauropods（前爪龙类）代表了恐龙进化故事中的一个重要章节。它们独特的适应性和行为为我们提供了对这些古老生物生活的洞察。通过研究prosauropods，科学家们可以更好地理解数百万年前存在的复杂生命网络，以及影响不同恐龙群体兴衰的因素。随着研究的继续，我们可以期待揭示更多关于这些非凡恐龙的迷人细节，进一步丰富我们对地球史前过去的知识。