Ancient Fish Fossil Reveals Transitional Link From Fins To Hands

작성 - 418 단어

언어

읽기 수준

기사 듣기

All tetrapods are believed to have evolved from crocodile-like Elpistostege watsoni fish that inhabited Earth during the Devonian period (Credit: Katrina Kenny/CC-BY-SA 2.0/The Conversation)

Researchers have long believed that all four-limbed animals or tetrapods, a group that includes amphibians, reptiles, and mammals, evolved from an ancient group of fish known as Elpistostege watsoni, which lived between 416 million and 358 million years ago, during the Devonian Period.

이 기사의 나머지 부분을 읽고 학습 도구에 액세스하려면 등록해야합니다.

지금 학습 시작하기
댓글 261개
  • ninjasforever
    ninjasforever5년 이하
    Really strange fossil but still cool!
    회신하다
    • v-dragon8
      v-dragon85년 이하
      Tonight I'm gonna have to comfort myself be repeating over and over again, "It's just a fossil. It's just a fossil." ;P
      회신하다
    • nonopro
      nonopro5년 이하
      that creepy and cool
      회신하다
      • nessr12345
        nessr123455년 이하
        that is awesome I am new too, so how do you get points? anyways so awesome! and kind of creepy!
        회신하다
        • king1294
          king12945년 이하
          that pretty cool and weird why should a fish have hands
          회신하다
          • v-dragon8
            v-dragon85년 이하
            Because if that fish hadn't had hands, us humans wouldn't have hands, "bruh,".
            회신하다
          • ninja20476
            ninja204765년 이하
            this one cool fish
            회신하다
            • mememaster1
              mememaster15년 이하
              to circusbabylover you get points by reading the articals i think...
              회신하다
              • circusbabylover
                circusbabylover5년 이하
                I think this is a cartoon right? It looks realistic! And um...weird question but how do ya get points? Sorry I am new here and I saw points and I didn't know how to get them so...anyways! I love the video and it is so cool!
                회신하다
                • raphi
                  raphi5년 이하
                  Amazing
                  회신하다
                  • blueballoon
                    blueballoon5년 이하
                    I happy that is just a fosil, but its super cool!
                    회신하다

                    Embed Code

                    아래 코드를 귀하의 웹 사이트 또는 블로그에 복사하여 붙여 넣으십시오.

                    이 위젯을 사용하면 이용 약관 에 동의하게됩니다.

                    학습 활동