Andrew Anthony Gerst

Determining if an insect (such as a ladybug) is a boy or a girl is not an easy thing to do! Other kinds of animals, such as some birds and humans, have markings or characteristics that we can use to determine gender (whether they are a boy or girl). Female (girl) birds often have very different external markings from male (boy) birds. Usually, many bird females have pale coloring, while males of many bird species have bright coloring. Some human males have hair on their faces (beards and must...