Crime victims use photographs to identify criminals, flu shots could reduce your risk of a heart attack, and scientists study the way alligators hunt
來看看犯罪案件被害人如何利用照片來辨識出罪犯，還有流感疫苗可能降低心臟病發的風險，以及科學家研究短吻鱷獵食的方式
Discussion Questions
-Do you think corneal image analysis would qualify as sufficient evidence to convict someone of a crime? Why or why not?
-Do you usually get an annual flu shot? Why or why not?
-Why is it useful to learn about the hunting tactics of alligators?
