What puts a shark into attack mode at certain times of the day? This harrowing hour uncovers the science behind shark attacks. Each story shows us how to avoid the Day of the Shark.
By entering your email address, you agree to our Terms of Use
and acknowledge the Privacy Policy.
discovery
and its affiliates
may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the
Privacy Policy.