Sharks have been in our oceans for the past 450 million years. Their ancestors fought against the dinosaurs. But what do we really know about why these big fish bite? And what role might our changing climate be playing in the increase in shark bites? Today on Please Explain, explainer reporter Sherryn Groch joins Bianca Hall to take a deep dive into the mindset of these fascinating and increasingly threatened apex predators. Subscribe to The Age & SMH: https://subscribe.smh.com.au/ See omnystudio.com/listener for privacy information.

Sharks have been in our oceans for the past 450 million years. Their ancestors fought against the dinosaurs. But what do we really know about why these big fish bite? And what role might our changing climate be playing in the increase in shark bites? Today on Please Explain, explainer reporter Sherryn Groch joins Bianca Hall to take a deep dive into the mindset of these fascinating and increasingly threatened apex predators. Subscribe to The Age & SMH: https://subscribe.smh.com.au/ See omnystudio.com/listener for privacy information.