why do boys typically grow taller than girls?
In: Biology
In animal species where they live in pairs or a group and the males of the species are a protector of the group they tend to grow physically larger. You see this with a large number of mammals including many felines such as Lions, and Most primates including Gorillas and Humans.
Other animals like many species of reptiles and fish the female is larger than males to produce more eggs.
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