Complex sentence: They also have black hair which will sometimes streak across the top of the abdomen, and can even have pale yellow hair on the abdomen, as opposed to the normal shade of yellow that is observed in females and queens.
Split into simpler sentences: They also have black hair which will sometimes streak across the top of the abdomen (which is typically yellow). Finally, males can even have pale yellow hair on the abdomen, as opposed to the normal shade of yellow that is observed in females and queens.