Most of the competition that occurs in our ecosystem is basically just for survival. Breaking down into food supply, shelter, mate, etc. For frogs and birds, the thing that they are competing is the food supply. Given that they could live very near to each other, they will be competing for insects or other smaller animals.
Motivation confidence and personality
Answer:
Chiaroscurist means a painter who uses light and shade rather than color to add more of an illusion. (Whether this be 3D or realistic type of an illusion.)
Explanation:
You will learn this in an art class.