By Susan Milius
A baby bird going “cheep, cheep” as its mommy flies home to the nest may not mystify the casual observer. Little tyke’s hungry, wants some fresh worm. What’s not to understand?
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An original thinker can see the mystery in the mundane, however, and some very original thinkers are asking complex questions about those cheeps.
Perhaps the biggest question has been, Is this a crooked system? For example, might the babe be making that racket to con its parents out of more than its fair share of worm? If so, are its parents devious in return?