The year he graduated from college, 22-year-old Noah Strycker was dropped by helicopter in a remote Antarctic field camp with two bird scientists and a three months' supply of frozen food. His subjects: more than a quarter million penguins. Compact, industrious, and approachable, the Ad?lie Penguins who call Antarctica home visit their breeding grounds each Antarctic summer to nest and rear their young before returning to sea. Because of long-term...