The legendary dire wolf may not have been a wolf at all ... | 台北市立動物園資訊網
2021年1月13日—OneofNorthAmerica'smostfamousancientpredators—andafavoriteofGameofThronesfans—emergedasmysteriouslyasitdisappeared.
One of North Americas most famous ancient predators—and a favorite of Game of Thrones fans—emerged as mysteriously as it disappeared. Dire wolves, which died out with mammoths and saber-toothed cats at the end of the last ice age, were long thought to be close cousins of gray wolves. Now, the first analysis of dire wolf DNA finds they instead traveled a lonely evolutionary path: They are so different from other wolves, coyotes, and dogs that they dont belong in the genus that includes these animals. Instead, researchers argue, they need an entirely new scientific classification.
"Its a fascinating study" that reveals just how distinct dire wolves were, says Robert Dundas, a vertebrate paleontologist and expert on the animals at California State University, Fresno, who was not involved with the work.
Archaeologists know dire wolves lived in North America from about 250,000 to 13,000 years ag...
Dire wolf | 台北市立動物園資訊網
Dire Wolf Digital | 台北市立動物園資訊網
dire wolf | Size, Origins | 台北市立動物園資訊網
Dire Wolves Were Not Really Wolves | 台北市立動物園資訊網
Dire wolves were real—and even stranger than we thought | 台北市立動物園資訊網
Dire wolves were the last of an ancient New World canid ... | 台北市立動物園資訊網
Direwolf | 台北市立動物園資訊網
The legendary dire wolf may not have been a wolf at all ... | 台北市立動物園資訊網
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【北美灰狼】:犬科;
體毛不長,一般為灰色,背部為褐灰色、黑灰色,腹部及四肢則為黃白色。外型似大狗,有鬃毛,四肢細長,前肢五趾,後肢四趾,...
【臺灣野山羊】:牛科;
雌雄接有一對洞角,呈圓椎狀,頂端尖銳且略向後曲,終生不脫落,蹄可絆住岩石表面而活動臺灣唯一的野生牛科動物,為臺灣特有...
【斑點鬣狗】:鬣狗科;
身形像大型的鬥牛犬,口鼻處大而黑。在淺棕色的毛色上有不規則的黑點。頭尾長約95-150公分,肩高約75-85公分,體重約45-80公...
【美洲野牛】:牛科;
體重:450~1350㎏;體長:210~350㎝;尾長:50~60㎝;肩高:260~280㎝。頭部、肩部及前腳均覆有捲屈之鬃毛。其臀部狹窄,雄...
【臺灣山羌】:鹿科;
小型鹿科動物,體長約47~70CM,體背暗黃色,上胸體側灰褐色,四肢黑褐色,頭頸側、喉與下胸則為內柱色。雌性無角,雄性有一...