Search Results for: Whales

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1,375 results
  1. Anthropology

    Surprisingly long-lived wild female chimps go through menopause

    Chimpanzees in Uganda are the first known example of wild, nonhuman primates experiencing the hormonal changes, raising questions about how menopause evolved.

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  2. Life

    Orca moms baby their adult sons. That favoritism pays off — eventually

    By sharing fish with their adult sons, orca moms may skimp on nutrition, cutting their chances of more offspring but boosting the odds for grandwhales.

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  3. Health & Medicine

    A catalog of all human cells reveals a mathematical pattern

    Smaller cells occur in larger numbers in the human body, and cells of different size classes contribute equally to our overall mass.

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  4. Animals

    Some mysteries remain about why dogs wag their tails

    Wagging is a form of communication, with different wags meaning different things, but scientists know little about the behavior’s evolution in dogs.

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  5. Paleontology

    Megalodon sharks may have become megapredators by running hot

    O. megalodon sharks were warm-blooded megapredators. But colder-blooded great white sharks may have had an evolutionary edge when food sources dwindled.

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  6. Animals

    Why some hammerhead sharks seem to ‘hold their breath’ during dives

    Scalloped hammerhead sharks in Hawaii seem to limit the use of their gills during deep dives to prevent losing heat to their surroundings.

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  7. Animals

    Here are 3 people-animal collaborations besides dolphins and Brazilians

    Dolphins working with people to catch fish recently made a big splash. But humans and other animals have cooperated throughout history.

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  8. The animal kingdom never ceases to amaze

    Editor in chief Nancy Shute revels in the wonder of animals, from psychedelic toads to extinct pterosaurs.

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  9. Animals

    ‘Wonderful nets’ of blood vessels protect dolphin and whale brains during dives

    Complex networks of blood vessels called retia mirabilia that are associated with cetaceans’ brains and spines have long been a mystery.

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  10. Planetary Science

    The desert planet in ‘Dune’ is plausible, according to science

    Humans could live on the fictional planet Arrakis from Dune but (thankfully) no giant sandworms would menace them.

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  11. Animals

    Whale sharks may be the world’s largest omnivores

    An analysis of the sharks’ skin shows that the animals eat and digest algae.

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  12. Animals

    Does this drone image show a newborn white shark? Experts aren’t sure

    If a claim of the first-ever sighting of a newborn white shark holds, it could help solve a mystery of where adult white sharks give birth.

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