GRACE EBERT
On a 34-day expedition around the Phoenix Islands Archipelago, marine scientists from the Schmidt Ocean Institute captured exceptionally rare footage of the elusive glass octopus. With a speckled, iridescent membrane, the aquatic animal is almost entirely transparent—only its optic nerve, eyes, and digestive tract are visible to humans—and sightings like these are so infrequent that scientists previously resorted to studying the species only after pulling it from the stomachs of its predators. […]
More: A Rare Sighting of a Glass Octopus Reveals its Nearly Transparent Membrane in Extraordinary Detail
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