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Does a crawfish have a shell?

Asked: Eric Robidas, Last Updated:

Like all crustaceans, crayfish have external exoskeletons (shells) that limit their growth. Therefore, to grow in size, they have to shed their old shells.

FAQ

  • What is the term for where a female salmon lays her eggs?

    These gravel nests in which the salmon deposit their eggs are known as redds. Over several days, females may lay several more redds in a line upstream.

  • Are rusty crayfish invasive?

    The Rusty crayfish has been a reported invader since at least the 1930's. Its further spread is of great concern since the prior areas of invasion have led to severe impacts on native flora and fauna. It is thought to have spread by means of released game fish bait and/or from aquarium release.

  • What birds attack koi fish?

    Aerial hunters: most birds will leave Koi fish alone, thank goodness, but there are still two winged menaces that pose a serious threat, herons and the kingfisher. A heron can clear out a Koi pond in hours, and kingfishers, while working less quickly than the heron, will swoop down and snatch up a fish in no time.

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  • Why are canned oysters banned in California?

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  • Will prawns make me fat?

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  • Is frozen shrimp raw?

    A: Generally, the flavor and texture of shrimp you cook yourself will be better, although many people like the precooked because it saves them time. ... "Precooked shrimp has been frozen, thawed, cooked and frozen again. It's just not going to be as good as raw shrimp you cooked yourself."

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