Anchor: But it is to say that females--an inherently scarce sexual resource, in Darwinian terms--are in both species a big part of the impetus for the evolution of aggressive tendencies in males.
Entailed: Females are not common and affect males in evolution.
Contradiction: Females do not exist in Darwinian evolution terms.
Contradiction: A man and woman walking together.
Contradiction: the woman is seeking knowledge
Contradiction: Two girls stand silently in a blue walled room.
Contradiction: Drew smiled, "Unofficially."