Calvin and Hobbes Bats Aren't Bugs - by Bill Watterson for October 30, 1989
Calvin: What am I going to do about this report on bats? You've got to help me, Hobbes! Hobbes: Ok, ...um, first let's make a list of what we know. Calvin: Yeah! That's a good way to start! Great! Hobbes: Number one: What are bats? Calvin: They're bugs, aren't they? Yeah, put that down. Hobbes: Are you sure? Calvin: They fly, right? They're ugly and hairy, right? C'mon, this is taking all day!