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Original file (1,280 × 720 pixels, file size: 257 KB, MIME type: image/jpeg) This is a file from the Wikimedia Commons. ... File:Sponge Spicules.jpg. Add topic ...
The meshing of many spicules serves as the sponge's skeleton and thus it provides structural support and potentially defense against predators. [1] Sponge spicules are made of calcium carbonate or silica. Large spicules visible to the naked eye are referred to as megascleres or macroscleres, while smaller, microscopic ones are termed microscleres.
Many sponges have internal skeletons of spicules (skeletal-like fragments of calcium carbonate or silicon dioxide), and/or spongin (a modified type of collagen protein). [10] An internal gelatinous matrix called mesohyl functions as an endoskeleton , and it is the only skeleton in soft sponges that encrust such hard surfaces as rocks.
SpongeBob SquarePants is an American animated television series created by marine science educator and animator Stephen Hillenburg for Nickelodeon.It first aired as a sneak peek after the 1999 Kids' Choice Awards on May 1, 1999, and officially premiered on July 17, 1999.
Type specimens of Spiculosiphon oceana SEM images of sponge spicules covering the stalks of S. oceana. Spiculosiphon oceana is a giant species of foraminifera (a phylum of unicellular eukaryotes). Its appearance and lifestyle mimics that of a sponge. It was discovered in 2013 in underwater caves 30 miles off the coast of Spain.
4. Slicked-Back. A slicked-back pixie is all about regal, old-Hollywood style which has a delightful touch of drama. This sharp ‘do is perfect for mature women who want to exude elegance while ...
SpongeBob SquarePants features the voices of Tom Kenny, Bill Fagerbakke, Rodger Bumpass, Clancy Brown, Mr. Lawrence, Jill Talley, Carolyn Lawrence, Mary Jo Catlett and Lori Alan. Most one-off and background characters are voiced by Dee Bradley Baker, Sirena Irwin, Bob Joles, Mark Fite and Thomas F. Wilson. In addition to the series' regular ...
Complete coverage of the music industry's 67th Grammy Awards taking place on January 31, 2025.