YOU SAID:

I have watched the animals go by

INTO JAPANESE

動物を見ています。

BACK INTO ENGLISH

I am watching animals.

INTO JAPANESE

私は動物を見ています。

BACK INTO ENGLISH

I looked at the animals.

INTO JAPANESE

動物を見た。

BACK INTO ENGLISH

Watching the animals.

INTO JAPANESE

動物を見ています。

BACK INTO ENGLISH

Looking at animals.

INTO JAPANESE

動物を見ています。

BACK INTO ENGLISH

Looking at animals.