Naughty
insects.
True flies are insects
of the Order Diptera, possessing a single pair of wings
on the mesothorax and a pair of halteres, derived from
the hind wings, on the metathorax. The common housefly
is a true fly and is one of the most widely distributed
animals.
Most insects hatch from eggs, but others are ovoviviparous
or viviparous, and all undergo a series of moults as they
develop and grow in size. This manner of growth is necessitated
by the inelastic exoskeleton... |




















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