Being surrounded by a shimmering spiral of silver—that"s what it feels like to encounter a school of blackfin barracuda at Shark Reef in Ras Mohammed National Park, Egypt. These streamlined fish, marked by sharp V-shaped stripes, move in near-perfect unison. Their slow, deliberate spirals aren"t random—they"re an evolutionary strategy that offers both safety in numbers and an edge in hunting. Blackfin barracudas are found throughout tropical waters, from the Red Sea to the central Pacific. During the day, they gather in tight, coordinated groups near the reef, scattering at dusk to pursue prey.
Barracudas at Shark Reef, Ras Mohammed National Park, Sinai Peninsula, Egypt
Today in History
More Desktop Wallpapers:
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Arromanches-les-Bains for the 81st anniversary of D-Day
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Celebrating migrations
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A castle fit for a count
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Presidents Day
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World Olive Tree Day
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Kelimutu, Flores, Indonesia
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Commemorating the life of a famous railroad conductor
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International Tea Day
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Native American Heritage Day
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I see one!
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Jamaica celebrates its independence
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It s tree-climbing season
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A special day for a special cat
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World Wildlife Day
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A bull, some flowers, and a stratovolcano
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National Llama Day
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A universe underground
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Seonam Temple, South Korea
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Mandarin duck, Richmond Park, London, England
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Feeling crabby?
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Dunluce Castle, County Antrim, Northern Ireland
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1, 1, 2, 3: It s Fibonacci Day!
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Winter solstice
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Kings Mountain, Chugach Mountains, Alaska
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Big Bend National Park anniversary
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Songkran—Thai New Year
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Ski touring in Austria
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Beech trees and wild anemones, Jutland, Denmark
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Reindeer, Lapland, Finland
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Happy birthday, Capitol Reef National Park
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