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science-082311-006a
2011-08-23 18:53:14

  Scientists affiliated with the University of Michigan found that skewed skulls may have helped early whales find the direction of sounds in water. Asymmetric skulls are a well-known characteristic of the modern whale group known as "odontocetes" or toothed whales. These whales have modified nasal structures that help produce high-frequency sounds for echolocation. The other modern whale group known as "masticates," or baleen whales, has symmetrical skulls and does not...


Word of the Day
holluschickie
  • A 'bachelor seal'; a young male seal which is prevented from mating by its herd's older males (mated bulls defending their territory).
This comes from the Russian word for 'bachelors.'
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