genus citrus refers to a group of flowering shrubs or trees
Liv Frith Larsen / Alamy
This is an excerpt from Our Human Story, a newsletter about the revolution in archaeology. Sign up to receive it in your inbox every month.
One of the most important factors in the evolution of humans and other hominins is our relationship with food and how it has changed over thousands of years.
There are some foods that have only recently been added to our diets, although we can hardly imagine living without them. Wheat is used to make bread, pasta, cakes, etc.
Source: www.newscientist.com
