Phylum Arthropodia includes subphyla Chelicerata (containing class Arachnida), Hexapoda (containing class Insecta), and Myriapoda (containing centipedes and millipedes).
Consider:
Starship Troopers (both the book and the film)
The Talents series (The Rowan, Damia, Damia's Children, The Tower and the Hive)
Ender's Game
Starcraft
Star Wars Episode II: Attack of the Clones
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Banazir
