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Shrinking Giants: North Atlantic right whales are getting smaller
The younger generation of the endangered North Atlantic right whales are, on average, about a meter smaller than whales 20 years ago, drone and airplane data show in a study in the journal Current Biology on Thursday. Entanglements with fishing gear, collisions with ships, and climate change shifting their food supplies north are straining and shrinking these large whales, according to the study. “This is not about ‘short’ right whales, it is about the physical manifestation of a physiological problem, it is the pre-heart attack chest pain,” said Regina Asmutis-Silvia, Executive Director of Whale and Dolphin Conservation North America is not part of the degree .