Whales warned each other about hunters in the 19th century

Digitized logbooks from the 1800s reveal a steep decline in strike rate for whalers.

Credit: Morphart/Adobe Stock
  • Newly digitized whalers' logbooks allow researchers to analyze trends in 19th-century whaling.
  • The records show that whales soon learned to anticipate and evade predation from humans.
  • The behavioral changes suggest social learning at work since the change in their behavior occurred too quickly to be evolutionary.
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    Whales songs indicate where they’ve been — where they were born

    Humpbacks swap songs at remote group of islands in the South Pacific.

    Image source: Nico Faramaz/Shutterstock
    • A whale's song reflects its geographical and social history.
    • A new study identifies for the first time a major migratory crossroads where whales meet.
    • The discovery sheds light on the mystery of how whale songs evolve across the Pacific.
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    Spiders eat 800 million tons of prey per year, more than humans and whales

    A Swiss scientist identifies the top predator in the world in a new study.

    A spider in the English countryside. Credit: Getty Images.
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