cirrus

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Observe subadult cypris and adult barnacles using cirri retractile organs to collect food particles

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Town of Sisimiut located on the coast of the Davis Strait on Kangerluarsunnguaq Bay, Greenland

The Largest Islands in the World

An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

11 Egyptian Gods and Goddesses

Sydney New Years Eve Fireworks

Why Does the New Year Start on January 1?

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

New Seven Wonders of the World

A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England

Inventors and Inventions of the Industrial Revolution

Government officials are erasing graffiti of Islamic State (ISIS) banner in Solo, Java, Indonesia.

Is It ISIS or ISIL?

cirrus

cirripede organ

Learn about this topic in these articles:

anatomy of barnacles

In barnacle
…of food by means of cirri—feathery retractile organs formed by metamorphosis of certain of their swimming legs.
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