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ANIMAL OF THE WEEK
Species List
Animal species
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Phylum: Arthropoda
Arthropods are invertebrates that possess an exoskeleton often made of chitin. They are segmented and go through stages of moulting in order to grow. It is an extremely diverse group of up to 10 million species.
Class: Arachnida
Class of invertebrates that includes spiders, scorpions, ticks, mites etc. and is one of the major arthropod groups.
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Class: Crustacea
Class of diverse aquatic invertebrates that possess an exoskeleton and pair of antennae.
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Class: Insecta
Class of the most species-rich organisms characterized by 3 major body divisions possessing an exoskeleton and jointed legs.
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Class: Myriapoda
Class containing species of millipedes and centipedes.
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Class: Trilobita
Class of extinct marine arthropods and one of the earliest groups of the phylum.
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