Pencil Urchin Facts: NOT a SEA URCHIN 🌊 Animal Fact Files

The pencil urchins get their common name from their thick, pencil-shaped spines. Pencil urchins, however, are not true sea urchins. Watch this Animal Fact Files video to find out more pencil urchin facts!

Scientific Name: Order - Cidaroida
Range: oceans worldwide
Habitat: reefs, rocky shores, muddy and sandy bottoms, seagrass beds
Size: average 1 inch (2.5 cm) in diameter
Diet: plants and animals
Threats: fish and invertebrates
Lifespan: unknown

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