Search Results for: Fish

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8,067 results
  1. Animals

    Fish beware: Bottlenosed dolphins may be able to pick up your heartbeat

    Fish, sharks and platypuses are adept at sensing electrical signals living things give off. Bottlenosed dolphins make that list too, studies suggests.

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  2. Animals

    Pumping cold water into rivers could act as ‘air conditioning’ for fish

    Hundreds of salmon, trout and other fish sought shelter from summer heat in human-made shelters, suggesting a way to help fish adapt to river warming.

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  3. Readers ask about Saturn’s icy rings, transparent fish and more

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  4. Science & Society

    Humans exploit about one-third of wild vertebrate species

    An analysis of nearly 47,000 vertebrate animal species reveals that using them for food, medicine or the pet trade is helping push some toward extinction.

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  5. Scientific meetings — it’s nice to see you again

    Executive editor Elizabeth Quill discusses the importance of covering scientific meetings.

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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

    These transparent fish turn rainbow with white light. Now, we know why

    Repeated structures in the ghost catfish’s muscles separate white light that passes through their bodies into different wavelengths.

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  8. Readers discuss swimming sperm, a fishing fox and more

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  9. Climate

    Nature’s changing colors makes climate change visible

    The world’s color palette is shifting in response to climate change. Seeing these changes in nature firsthand is a powerful communication tool.

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  10. Life

    Coral reefs host millions of bacteria, revealing Earth’s hidden biodiversity

    A new estimate of microbial life living in Pacific reefs is similar to global counts, suggesting many more microbes call Earth home than thought.

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  11. Animals

    This marine biologist is on a mission to save endangered rays

    Jessica Pate and the Florida Manta Project confirm that endangered mantas are mating and sicklefin devils are migrating along the East Coast.

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  12. Animals

    Fish can recognize themselves in photos, further evidence they may be self-aware

    Cleaner fish recognize themselves in mirrors and photos, suggesting that far more animals may be self-aware than previously thought.

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