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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 ...
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.
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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.
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 ...
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. [73] The black coral Antipatharia in the Gulf of Mexico may live more than 2,000 years. [74]
Pawlik behind a Caribbean giant barrel sponge, Xestospongia muta, on which his research group has published extensively. Pawlik is a proponent of critical rationalism for the advancement of science; he discusses the concept in the courses he teaches [ 23 ] and has openly challenged the conclusions of other studies throughout his career.
A marine biologist got the surprise of her life when she swam off the southwestern coast of England and came across a jellyfish the size of a human.