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Octavio

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... and horseshoe crab are crustaceans Most crustaceans are aquatic ..but some have adapted to terrestrial life The hermit crab and woodlice are ... – PowerPoint PPT presentation

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Title: Octavio


1
Octavios BookCrustaceans
2
  • Crustaceans
  • are
  • Invertebrates
  • (no backbones)

3
  • The lobsters
  • and crabs are
  • crustaceans

4
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5
  • Their body is
  • encased in
  • a stiff shell
  • that

6
  • must be
  • shed to allow
  • the animal to
  • grow

7
  • The shrimps
  • and barnacles
  • are
  • crustaceans

8
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9
  • A crustaceans
  • body is made
  • of 3 parts
  • head, thorax
  • and abdomen

10
  • although, the
  • head and
  • thorax may
  • fuse

11
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12
  • Only crustaceans
  • have two pairs
  • of antenna in
  • the head

13
  • The krill and
  • horseshoe
  • crab are
  • crustaceans

14
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15
  • Most
  • crustaceans
  • are aquatic

16
  • ..but some
  • have adapted
  • to terrestrial
  • life

17
  • The hermit
  • crab and
  • woodlice are
  • terrestrial
  • crustaceans

18
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19
  • Few crustaceans
  • are parasites
  • and live attached
  • to their host

20
  • The sea lice
  • and whale lice
  • are
  • crustaceans

21
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22
  • Species of
  • crustaceans
  • can look very
  • different one of
  • the other

23
  • but all have the
  • basic larval
  • form known as
  • nauplius

24
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25
  • Some
  • crustaceans
  • are an important
  • ingredient

26
  • in the culinary
  • tradition of
  • many
  • countries

27
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28
  • The science
  • that study the
  • crustaceans is
  • the carcinology

29
  • Other interesting
  • crustaceans
  • are the cleaner
  • shrimps

30
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31
  • There exists
  • more than
  • 55,000 species
  • of crustaceans
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