When your body temp gets too low you begin to shiver. Brining your body temp to a comfortable level will cause it to stop shivering.
Answer:
Eugleas create their own food through photosnthsis, the process of absorbing sunlight to synthesize foods from carbon dioxide and water. An eyespot at the front end of the euglena detects light I belive
Explanation:
A. Thst is what they are doing xD