A close-up of a sea urchin shell with a spiky exterior and a hollow, red-tinted interior.
Schlüsselwörter
sea urchin,
shell,
spiky,
hollow,
red,
closeup,
marin,
ocean,
nature,
texture,
marine animal,
echinoderm,
marine life,
underwater,
aquatic,
spine,
natural,
biology,
zoology,
sea,
ocean life,
seashell,
oceanic
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