Answer:
What animal keeps the best time?
With four oars it swims but it is always at home. Its back is like armor, tougher than chrome. What is it?
I am a rodent that people sometimes keep as pets. I love cheese and have a long tail. What am I?
I am black and white and have flippers instead of wings but I still can't fly. What am I?
I am slow and carry my house wherever I go but I am not a turtle. I leave a slimy trail behind me. What am I?
I hold two meanings. With one I may be broken, with the other I hold on. What am I?