The Most Abundant Things You Never Notice
Viruses are found in almost every ecosystem on Earth and are the most numerous biological entities. Yet they can replicate only inside the cells of other organisms.Biology: The Hidden Majority of Life
At the Edge of Life
Viruses infect animals, plants, bacteria, and archaea. Because they have some but not all features of life, they are often described as being at the edge of life.Biology: The Hidden Majority of Life
