Crossword puzzle clue "upper legs"

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

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

Diet and exercise book for the upper legs?

Upper legs

Upper, in Upper Westphalia

Number of legs on eine Spinne

Sea legs (anag)

Where outstretched legs are hazards