An octopus (foreground) displays pale color and stretches out one arm before it withdraws from an approaching octopus (background). The approaching octopus displays dark color, stands tall, and ...
Morning Overview on MSN
Octopuses change color in milliseconds, even though they’re colorblind
Octopuses can flip from mottled rock to smooth sand in less time than it takes a human to blink, yet their eyes carry only a ...
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