agnathous fish lack jaws and paired fins.
無頜魚類沒有下顎和成對鰭。
the study focused on the evolutionary history of agnathous vertebrates.
該研究側重於無頜脊椎動物的進化史。
agnathous animals are an ancient group with a long fossil record.
無頜動物是一個古老的羣體，擁有悠久的化石記錄。
hagfish and lampreys are examples of agnathous fish.
七鰓鰻和深淵魚是無頜魚類的例子。
agnathous vertebrates differ from other vertebrates in their skull structure.
無頜脊椎動物的顱骨結構與其他脊椎動物不同。
understanding agnathous anatomy is crucial for evolutionary biology.
理解無頜動物解剖學對進化生物學至關重要。
agnathous fish have a unique feeding mechanism that involves suction.
無頜魚類具有獨特的攝食機制，涉及吸力。
the study of agnathous evolution sheds light on the origins of vertebrates.
研究無頜動物的進化可以闡明脊椎動物的起源。
agnathous fish are often found in deep, cold waters.
無頜魚類通常生活在深、冷的水域中。
despite their primitive appearance, agnathous animals have complex sensory systems.
儘管它們看起來原始，但無頜動物擁有複雜的感官系統。
agnathous fish lack jaws and paired fins.
無頜魚類沒有下顎和成對鰭。
the study focused on the evolutionary history of agnathous vertebrates.
該研究側重於無頜脊椎動物的進化史。
agnathous animals are an ancient group with a long fossil record.
無頜動物是一個古老的羣體，擁有悠久的化石記錄。
hagfish and lampreys are examples of agnathous fish.
七鰓鰻和深淵魚是無頜魚類的例子。
agnathous vertebrates differ from other vertebrates in their skull structure.
無頜脊椎動物的顱骨結構與其他脊椎動物不同。
understanding agnathous anatomy is crucial for evolutionary biology.
理解無頜動物解剖學對進化生物學至關重要。
agnathous fish have a unique feeding mechanism that involves suction.
無頜魚類具有獨特的攝食機制，涉及吸力。
the study of agnathous evolution sheds light on the origins of vertebrates.
研究無頜動物的進化可以闡明脊椎動物的起源。
agnathous fish are often found in deep, cold waters.
無頜魚類通常生活在深、冷的水域中。
despite their primitive appearance, agnathous animals have complex sensory systems.
儘管它們看起來原始，但無頜動物擁有複雜的感官系統。
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