Observation the action or process of observing something or someone carefully or in order to gain information:
Life is a special thing. You have your time and when it is decided that you will pass on then you go to a special place un-known to our world. Sometimes it your death is accidental and sometimes it's because your time is up. But others have to accept when someone passes on because they should know, that there lived one is in great hands.
Answer: Ectotherms depend on external heat sources. Their body temperature changes with the temperature of the environment. Endotherms generated heat internally to maintain body temperature.
Explanation:
