Calvin and Hobbes by Bill Watterson for October 16, 1989

Transcript:

Calvin: Uh oh, Calvin the reptile is in trouble! As an ectotherm, his body relies on the environment to warm or cool it's temperature. Now that it's colder outside, Calvin's body temperature falls and he becomes sluggish! He'll go into torpor if he can't find a warm place to lie! Mom: Leave the thermostat alone, and put on a sweater if you're cold. Calvin: I...I don't have the en..energy!