ceratodus

例句：

1. 1.The ceratodus is a rare species of fish that lives in the deep ocean.
   这种鱼是一种罕见的深海鱼类。
2. 2. The ceratodus has a unique coloration that makes it stand out from other fish.
   这种鱼有着独特的颜色，使它与其他鱼类区别开来。
3. 3.Ceratodus is a fascinating creature that scientists are still studying to better understand its behavior and ecology.
   Ceratodus是一种令人着迷的生物，科学家们仍在研究它，以更好地了解其行为和生态学。