Answers

2016-01-30T15:38:10+08:00
Insects only have 6 legs while arachnids have 8 legs
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2016-01-30T15:51:18+08:00
+ Insects have 6 legs and arachnids have 8 legs.

They both belong to Phylum Arthropoda. This phylum is divided into classes (E.g. Class Insecta, Class Arachnida, Class Crustacea) according to their number of legs.
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