YOU SAID:

I have never seen a giraffe run into a tree

INTO JAPANESE

私はキリンが木に繋がったのを見たことがない

BACK INTO ENGLISH

I have never seen a giraffe connected to a tree

INTO JAPANESE

私はキリンが木につながっているのを見たことがない

BACK INTO ENGLISH

I have never seen a giraffe connected to a tree