Sponge spicule

Scanning electron microscope images of various microscleres and megascleres of demosponges

Spicules are structural elements found in most sponges. They provide structural support and deter predators. Large spicules that are visible to the naked eye are referred to as megascleres, while smaller, microscopic ones are termed microscleres.

单词	Sponge spicule
释义	Sponge spicule 英语百科 Sponge spicule Spicules are structural elements found in most sponges. They provide structural support and deter predators. Large spicules that are visible to the naked eye are referred to as megascleres, while smaller, microscopic ones are termed microscleres.
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