2026 biology talkshow: 誰是呆腦獸特輯?! 演化的黑色幽默-似鳥龍形類群的雙軌演化(Ornithomimosauria) episode artwork

EPISODE · Jan 18, 2026 · 13 MIN

2026 biology talkshow: 誰是呆腦獸特輯?! 演化的黑色幽默-似鳥龍形類群的雙軌演化(Ornithomimosauria)

from 雷比特生物空中講 · host 雷比特老師

詳盡介紹似鳥龍形類群的演化歷程,描述這群原本屬於獸腳亞目的掠食者後裔,如何轉變為外型酷似鴕鳥的雜食或植食性動物。將其發展劃分為兩大分支,一類是追求極致速度的「輕量組」,演化出如似雞龍與具有求偶羽毛的似鳥龍;另一類則是捨棄速度轉向巨大化的「重量組」,以神祕且體型龐大的恐手龍為代表。透過分析非洲的原始物種恩奎巴龍與擁有眾多牙齒的似鵜鶘龍,資料揭示了該類群在地理分布與解剖構造上的多樣性。此外,研究人員從化石中的胃石與夾蹠骨構造,具體論證牠們在白堊紀生態系中獨特的生存策略與進食習慣。最終,這段演化史展現生命在適應環境時,能從兇猛肉食者蛻變為各異型態的驚人靈活性。 聽完後可以自主進行線上測驗,檢視學習成效喔~(需要登入gemini) 測驗網址 https://gemini.google.com/share/ba75322453be Powered by Firstory Hosting

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2026 biology talkshow: 誰是呆腦獸特輯?! 演化的黑色幽默-似鳥龍形類群的雙軌演化(Ornithomimosauria)

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