+A **sessile animal** is an organism that stays [attached](/wiki/attachment) to a single location for most of its life, rooted to a surface. Unlike free-moving creatures, these animals, often [filter feeders](/wiki/filter_feeder), draw sustenance directly from the water or air passing by their fixed form. Their world is one of patient waiting and steadfast presence.
+## See also
+- [Coral](/wiki/coral)
+- [Barnacle](/wiki/barnacle)
+- [Sponge](/wiki/sponge)
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