Task
It has come to our attention at the police station that a large group of reptiles are missing! We're calling on our top-notch group of slueths to help us discover the reason for this disappearance. Our team of investigators desperately needs your help. Your mission is to sort through all the theories and choose the one that seems most likely. We need you to convince our police chief of your reasons for choosing this certain theory over the others. Please be sure to tell about the flaws in other theories. Your presentation is needed as soon as possible. So put on your detective's cap and grab your magnifying glass, we're depending on you!
*All pictures are linked to their original location!