Search Results for: Octopus
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Animals
How do we know what emotions animals feel?
Animal welfare researchers are studying the feelings and subjective experiences of horses, octopuses and more.
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Animals
How a western banded gecko eats a scorpion
New high-speed video details how usually mild-mannered geckos shake and incapacitate their venomous prey.
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Paleontology
Scientists are arguing over the identity of a fossilized 10-armed creature
An ancient cephalopod fossil may be the oldest ancestor of octopuses, but the interpretation hinges on the identification of one feature.
By Anna Gibbs -
Paleontology
Vampire squid are gentle blobs. But this ancestor was a fierce hunter
New fossil analyses of 164-million-year-old ancestors of today’s vampire squid show the ancient cephalopods had muscular bodies and powerful suckers.
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Animals
Octopus sleep includes a frenzied, colorful, ‘active’ stage
Four wild cephalopods snoozing in a lab had long stretches of quiet napping followed by brief bursts of REM-like sleep.
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Paleontology
Predatory octopuses were drilling into clamshells at least 75 million years ago
Holes found in ancient clams reveal that octopuses have been drilling into their prey for at least 25 million years longer than was previously known.
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Animals
How octopuses ‘taste’ things by touching
Octopus arms are dotted with cells that can "taste" by touch, which might enable arms to explore the seafloor without input from the brain.
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Science & Society
These are our favorite science books of 2022
Books about dinosaurs, the Milky Way and the coronavirus are among the Science News staff’s picks for must-read books of the year.
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Animals
Mammal brains may use the same circuits to control tongues and limbs
When mice drink water, they make corrective motions with their tongues that resemble similar adjustments made by primates when they grab for objects.
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Neuroscience
‘Feeling & Knowing’ explores the origin and evolution of consciousness
In the book Feeling & Knowing, neuroscientist Antonio Damasio suggests that consciousness evolved as a way to keep essential bodily systems steady.
By JP O'Malley