Answer:
I bubble and laugh and spit water in your face. I am no lady, and I don't wear lace.
Hold the tail, while I fish for you.
Once they sailed the sea, now they surf the web
What has a bottom right at the top?
Goes over all the hills and hollows. Bites hard, but never swallows.
People take me on walks and I run and have fun. What am I?