Acorn Worm — printable fact sheet
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Acorn Worm
Saccoglossus kowalevskii
Acorn worms are soft-bodied, burrowing marine invertebrates belonging to the class Enteropneusta. They are named for the acorn-like appearance of their proboscis, which is used for digging and feeding. Acorn worms play an important role in marine ecosystems by aerating sediments…
Did you know?
- Despite their simple appearance, acorn worms are closely related to chordates, the group that includes all vertebrates.
- Acorn worms can regenerate lost body parts, including the proboscis and collar. They have a unique method of feeding by drawing in detritus with a mucous-covered proboscis. Acorn worms produce bromophenols, which give them a distinct iodine-like smell.
What I learned
Draw the acorn worm
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