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Xestospongia testudinaria is a species of barrel sponge in the family Petrosiidae. More commonly known as Giant Barrel Sponges, they have the basic structure of a typical sponge. Their body is made of a reticulation of cells aggregate on a siliceous scaffold composed of small spikes called spicules.
Two cleaner shrimp (Stenopus hispidus) using a giant barrel sponge as a cleaning station. The giant barrel sponge is a filter feeder. Water is continually pumped into the sides of the sponge, through the sponge body, and out of the osculum at the top of the sponge. Small pores in the sponge body are connected to channels lined by collar cells ...
Giant barrel sponges can live more than 2,000 years. The giant barrel sponge Xestospongia muta is one of the longest-lived animals, with the largest specimens in the Caribbean estimated to be more than 2,300 years old. [70] The black coral Antipatharia in the Gulf of Mexico may live more than 2,000 years. [71]
Interesting Facts for Adults. 11. If you cut down a cactus in Arizona, it can result in a class 4 felony and up to 25 years in prison. ... 124. Giant sequoia trees in California can grow to be as ...
Interesting facts for adults. Australia is wider than the moon. Venus is the only planet to spin clockwise. Allodoxaphobia is the fear of other people’s opinions.
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X. bergquistia is an erect, red-brown, cup-shaped sponge, with vertical ridges on the outer surface. [2] The sponge varies in size from 15 cm to 1.5 m high, with the cup at its apex forming a central hollow up to one third its height. It is a firm but springy sponge. [2]
Lauriea siagiani is a small squat lobster, up to 7 millimetres (0.28 in) long. It differs from the only other species in the genus, Lauriea gardineri by a number of features, but most obviously by the coloration: L. gardineri is pale brown with darker bands, while L. siagiani is orange or pink with red or purplish markings.