Friday mystery object #128

This week I’m giving you a mystery object that I think will be fairly straightforward to identify, although it might take a few attempts to get the right species:

Let me know what you think in the comments box below – I’ll do my best to reply to any questions. Good luck!

13 thoughts on “Friday mystery object #128”

  1. Barbara Powell's avatar

    Alison’s mathematician’s brain said, “This is spherical, because it is made up of pentagons and hexagons”, and her naturalist’s brain remembered seeing something similar swimming around in a brackish aquarium at a local garden centre.

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