"I feel like people are watching too much Finding Nemo and not enough Jaws," one person added. There are less than 100 shark attacks per year, though they remain incredibly scary.

She looks at the likelihood of shark attacks in "Unbroken" (2014), "47 Meters Down: Uncaged" (2019), and "Finding Nemo" (2003). She also looks at the realism of various shark species, such as the ...