Search Results for: Cuttlefish
49 results
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GeneticsCephalopods may have traded evolution gains for extra smarts
Editing RNA may give cephalopods smarts, but there’s a trade-off.
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NeuroscienceNew book offers a peek into the mind of Oliver Sacks
The wide-ranging essays in Oliver Sacks’ ‘The River of Consciousness’ contemplate evolution, memory and more.
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AnimalsHow a dolphin eats an octopus without dying
An octopus’s tentacles can kill a dolphin — or a human — when eaten alive. But wily dolphins in Australia have figured out how to do this safely.
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AnimalsAnimals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
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AnimalsOctopuses can ‘see’ with their skin
Eyes aren’t the only cephalopod body parts with light-catching molecules.
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AnimalsVampire squid take mommy breaks
The vampire squid again defies its sensationalist name with a life in the slow lane.
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Materials ScienceNature-inspired camouflage changes its looks with light
Thin, flexible new material steals the color-shifting capabilities of cephalopod skin.
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AnimalsEmbryos in eggs move to get comfy
Even before hatching, Chinese alligators, snapping turtles and some relatives can shift toward favorable temperatures.
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AnimalsDazzle camouflage may fool a locust
The bold zig-zag patterns that adorned naval ships during the world wars also appear in nature and may bewilder locusts, a new study suggests.
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AnimalsThe colorful lives of squid
Your calamari, it turns out, may have come from a temporary transvestite with rainbows in its armpits.
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Book Review: Kraken: The Curious, Exciting, and Slightly Disturbing Science of Squid by Wendy Williams
The great sea beast, with slimy tentacles and a penchant for dragging sailors down into the inky depths, is a common literary figure. And Williams isn’t shy about diving into those myths. She launches her survey of cephalopods, a group that includes squid, octopuses and cuttlefish, with a quote from Pirates of the Caribbean and […]
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Life
One small step for a snail, one giant leap for snailkind
Experiments suggest that gastropods shed their shells in one fell swoop during the evolutionary transition that created slugs.