Answer:
With four oars it swims but it is always at home. Its back is like armor, tougher than chrome. What is it?
It can be white or blue or black, Humped or have a horn. And when it talks it sings its menuets, as it's travelling the depths.
I am a mammal that lives in the sea. I have flippers and am known for my intelligence. What am I?
I waddle when I walk and swim in cold water. I wear a tuxedo all year round. What am I?
A white horned symbol of purity and grace.
I flow from the Homer’s mouth when he sees doughnuts.