YOU SAID:

the hippo is from the muddy lake which is all dried up now

INTO JAPANESE

カバは泥だらけの湖から来たのですが、今は全部干上がっています

BACK INTO ENGLISH

The hippos came from a muddy lake, but now it's all dry.

INTO JAPANESE

カバは泥だらけの湖からやって来ましたが、今ではすべて乾いています。

BACK INTO ENGLISH

The hippos came from a muddy lake, but now it's all dry.