Crossword puzzle clue "they run without legs"

"I go on four legs in the morning, on two legs in the afternoon, and on three legs in the evening ..."

They run without legs

Source of the maxim "Four legs good, two legs bad"

They run up legs

Answer to the riddle "What has rivers without water, forests without trees, and cities without houses?"

Without legs

They have short legs and long ears

They have tasty legs