The answer would be: Distributed practice
Distributed practice is a method of learning that involves a repeated session of practice over a period of time. It is more effective than a longer session in short period of time. The spacing effect in this method will make it easier to store learned lesson into long-term memory.
Those are both examples of ecological services!
I don't know answer, but my answer is the leaf segments, whole communities, and plant dominated aquatic ecosystems and present contemporary methods tailor made to quaintly photosynthesis and carbon fixation underwater.
In order to move you need oxygen and water to form the energy to function. The frog is basically drinking water and doesn’t need to move while doing so. You only need to breath to allow your body to move.
