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  1. Sponge - Wikipedia

    Sponges are multicellular organisms consisting of jelly-like mesohyl sandwiched between two thin layers of cells, and usually have tube-like bodies full of pores and channels that allow water to …

  2. Sponge | Definition, Features, Reproduction, & Facts | Britannica

    Dec 7, 2025 · Sponge, any of the primitive multicellular aquatic animals that constitute the phylum Porifera. They number approximately 5,000 described species and inhabit all seas, where they …

  3. What is a sponge? - NOAA's National Ocean Service

    Inside the sponge, tiny hairlike structures called flagella create currents to filter bacteria out of the sponge’s cells and trap food within them. Their strong skeletal structures help sponges …

  4. SPONGE Definition & Meaning - Merriam-Webster

    The meaning of SPONGE is an elastic porous mass of interlacing horny fibers that forms the internal skeleton of various marine animals (phylum Porifera) and is able when wetted to …

  5. Sponge Animal Facts - A-Z Animals

    Aug 6, 2025 · Sponges are one of the simplest, and perhaps oldest, animals on the entire planet. They are marine animals that are easily mistaken for plant life due to their lack of a nervous …

  6. Our Favorite Kitchen Sponges for Washing Dishes

    5 days ago · A sponge is the backbone of a functioning home kitchen. Most of us use one every day to clean our favorite coffee mug in the morning, to wipe down countertops before guests …

  7. Sponge - Wikiwand

    Sponges are multicellular organisms consisting of jelly-like mesohyl sandwiched between two thin layers of cells, and usually have tube-like bodies full of pores and channels that allow water to …

  8. SpongeBob SquarePants (TV Series 1999– ) - IMDb

    SpongeBob SquarePants: Created by Stephen Hillenburg, Nick Jennings, Tim Hill, Derek Drymon, Marc Ceccarelli. With Tom Kenny, Rodger Bumpass, Bill Fagerbakke, Clancy Brown. …

  9. Sponge (animal) - Simple English Wikipedia, the free encyclopedia

    The luffa "sponge", also spelled loofah, which is commonly sold for use in the kitchen or the bath, is not derived from an animal but from the fibrous "skeleton" of a gourd (Cucurbitaceae).

  10. Sponges - MarineBio Conservation Society

    Sponges are multicellular organisms belonging to the phylum Porifera. They are one of the simplest and oldest forms of animals on Earth. Sponges are considered animals because they …