Give examples from wild or domestic animals that show that light helps animals navigate their environment. Use your summer animal observation experience or your hands-on pet care experience to answer.
Frogs, for example, “see” only moving objects of small size (small animals serving as food) and react to rapid shading (“enemy”); everything else is perceived by them as an indifferent background.
Both the organs of hearing, smell and sight help the fox to search for prey. The fox hears the rustle of a mouse in the grass, feels its smell, and then sees the animal itself. Information about this from the ears, nose, and eyes goes through nerves to the brain, and then to the spinal cord. Further work of the nervous system causes this behavior of the fox: it quietly sneaks up, makes a high jump and swiftly attacks the mouse.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.