Flies typically have only one pair of wings and have a complete metamorphosis (life cycle) characterized by four life stages--egg, larva pupa and adult.
(Flies; typically have; only one pair of wings) (Flies; have; a complete metamorphosis (life cycle) characterized by four life stages--egg, larva pupa and adult) (a complete metamorphosis; characterized; by four life stages)
Flies Flies a complete metamorphosis
typically have have characterized
only one pair of wings
a complete metamorphosis (life cycle) characterized by four life stages--egg, larva pupa and adult
by four life stages