Same reason humans have diff. colours of skin, eyes, and hair, pigmentation.
eyes, hair, fingers and toes, vertebrates... most common body parts
black hair and brown eyes
The Baby would have light brown eyesand brown hair; it depends on the motherand fathers Genes. (:
the baby will most likely have brown hair and blue eyes because brown hair is the dominate hair color gene over red hair and blue eyes are more dominate of a gene than green eyes
Dark Blonde hair with hazel eyes
The baby will have green eyes and either red or brown hair :)
auburn hair and green eyes is more rare than brown hair with blue eyes
my child has the same as my husband red hair and green eyes
red hair. and probably hazel eyes.
brown hair brown eyes
No humans do not have biggest eyes, Giant Squid have biggest eyes in the world.