Answer:
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.
According to the ads, this is the favorite beverage of friendly polar bears.
It's small but larger than a bee, And agile as a flea. It humms but does not buzz, And it's not covered with fuzz. It is a small collector, Of juicy flower nectar.
It has 8 arms and lots of ink but can't write a word.
What is common to eat before it's born and after it's dead?
When is it bad luck to see a black cat?