"Because the ant is too big....just 1 ant can fit inside...."
THEY'RE NORMAL SIZED MOUSE AND ANTKunind
WRONG ANSWER 
"because the ant don't want mouse to be with him.. she has broken up her relation with the mouse...."
IT'S NOT GONE THAT FAR, NOTHING TO BREAK UP, THEY'RE JUST GOOD FRIENDS"because the mouse is too arrogant and don't want to travel with ant.."
THEY'RE B.F.F.S"because the mouse is standing on the wrong bus stop..."
THERE'S ONLY ONE BUS STOP IN THE JUNGLE "because he is confused and still wondering the answer for this query.."
I KNOW THE ANSWERand Innocent Angel
WRONG ANSWERS 