The difference in your male and female pitch will probably be less than an octave apart, so pitch isn't that big a deal in itself. You have to understand pitch in order to find the right resonance.
Resonance is the key.
And the key to resonance is voicebox control. So let's start there. This lesson has exercises to help you feel the muscles surrounding your voicebox. Do these in your regular voice. Exercise 6A Yawn.