Answer:
Stealthy as a shadow in the dead of night, cunning but affectionate if given a bite. Never owned but often loved. At my sport considered cruel, but that's because you never know me at all.
They don't forget.
He is not the skinniest of felines.
They are producers of pies and burgers and are great for tipping.
What has armor but is not a knight, snaps but is not a twig, and is always at home even on the move?
What begins and has no end? What is the ending of all that begins?
Animal
Difficult
Easy
Food
Funny
Kids
Logic
What am I?