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9 de abr. de 2024 · 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 occur attached to surfaces from the intertidal zone to depths of 8,500 metres (29,000 feet) or more.
One of many examples includes ageliferin. A few species, the Caribbean fire sponge Tedania ignis, cause a severe rash in humans who handle them. Turtles and some fish feed mainly on sponges. It is often said that sponges produce chemical defenses against such predators.
Sponges are very simple creatures with no tissues. All corals require saltwater to survive. While most sponges are found in the ocean, numerous species are also found in fresh water and estuaries. Regardless of these differences, sponges are important inhabitants of coral reef ecosystems.
12 de jul. de 2019 · There are thousands of species of sponges, which are marine animals. Learn some basic sponge facts along with examples.
9 de feb. de 2019 · Sponges (Porifera) are a group of animals that includes about 10,000 living species. Members of this group include glass sponges, demosponges, and calcareous sponges. Adult sponges are sessile animals that live attached to hard rocky surfaces, shells, or submerged objects.
ADW: Porifera: INFORMATION. Porifera sponges. By Phil Myers. Sponges are a diverse group of sometimes common types, with about 5000 species known across the world. Sponges are primarily marine, but around 150 species live in fresh water.
sponge, Any of some 5,000 species (phylum Porifera) of permanently affixed (sessile), mostly marine, solitary or colonial invertebrates, found from shallow to deep (more than 30,000 ft, or 9,000 m) waters. Simple sponges are hollow cylinders with a large opening at the top through which water and wastes are expelled.
