Answer:
I am the kind of fish that chases a mouse.
Sometimes I am white, sometimes I am dark. Most people love me. What am I?
I am heavy forward but backward I am not. What am I?
I have a lot to say but can't be heard because I can't speak one single word. What am I?
I drift forever with the current and flows to your everyday life. I make living easy but I am good at killing people too.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk