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The common mussel has a roughly triangular shell, which is bluish, purplish or brown in colour and…
More about the Common mussel »
As its name suggests, the common shore crab is one of the commonest crabs on the British shore, and…
More about the Common shore crab »
The native oyster is a bivalve mollusc, which means ‘two shells’, and is rough, scaly and…
More about the Native oyster »
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