Higher atmospheric CO2 increases the rate of photosynthesis, and thus the amount of carbohydrates in plant leaves.
Some plants have parasitic behavior that destroys their plant hosts, but are there benefits too?
Learn about the mystery of photorespiration on this Moment of Science.
Although ants usually communicate through smell, they also use sound to send distress calls and warnings about danger. Since they don’t have ears, scientists believe that they sense sound vibrations in their knees.