What is referred to by 'a pigmentless african ungulate'?

Based on the clue 'a pieta now in the cathedral of florence was origi...', what is the answer? Based on the clue 'a pig like animal whose name sounds like a slender...', what is the answer? Based on the clue 'a pig product gave us this term meaning clumsy or ...', what is the answer? Based on the clue 'a piggy wig in a wood sold his nose ring to this e...', what is the answer? Based on the clue 'a pigtail once mandatory in the british army', what is the answer? What is referred to by 'a pile of pancakes'? Based on the clue 'a pill or a pad of paper', what is the answer? What is associated with: a pilot 1937 gas is running lowwe are flying at 1000 feet?