Answer:
To you, rude would I never be, Though I flag my tongue for all to see.
A stellar five-limbed sea creature.
They are producers of pies and burgers and are great for tipping.
This small creature kills even the largest one.
A mysterious, fantastic creature, It has one defining feature, And for humans at their worst, In their eyes it's just a horse
What is so fragile that saying its name breaks it?
Animal
Difficult
Easy
Food
Funny
Kids
Logic
What am I?