The Vocalizations of Goliath: How Bawdy Sea Elephants Communicate Through Yawns
  In the sandy embrace of a secluded beach, a hefty male elephant seal—his jaw wide and expressive—displays a yawn that seems to convey more than just the urge to nap. Perhaps it’s a declaration to onlookers, or maybe a call for camaraderie among his peers. Strikingly, at this moment, one wonders if yawns among seals might rival the grandiosity of their ferocious roars....
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