The information about the image via the eye is transmitted to the brain along the optic nerve. Different populations of ganglion cells in the retina send information to the brain through the optic nerve. About 90% of the axons in the optic nerve go to the lateral geniculate nucleus in the thalamus.
a 'Male' is a biological term and a Man is more of a gender based term which associates with many 'manly' behaviors in different contexts.
The difference between male and female seagulls is not very noticeable to the human eye. The only main difference is that male seagulls tend to have brighter plumage than their female counterparts. However, humans are often unable to pick up on this difference because it is so subtle.