Yes- female gorillas have much larger breasts than the males, And they are usually the ones that look after the babies, whereas males have much flatter, broader chests (and usually have a penis as...
Males have a Y chromosome and an X chromosome while females have two X chromosome. At the very least this is true for mammals. Also males produce sperm that is meant to fertilize the eggs the females...
The difference between a male and female is that a male's sex or reproductive organs are located outside of the body, whereas the female's sex organs are located inside the body. For instance, where...
There is neither Jew nor Greek, there is neither bond nor free, there is neither male nor female: for ye are all one in Christ Jesus. Galatians 3:28--King James Version