An underwater photograph of a great white shark, viewed sideways from a slight distance, as it swims towards the right of the image.

QUIZ: How Well Do You Actually Know Sharks?

By National Geographic

Happy SharkFest, D23 fin-atics!

National Geographic’s SharkFest is splashing onto Disney+ once again, bringing D23 fans face-to-fin with the ocean’s most thrilling (and misunderstood!) predators.

Leading the pack? Sharks Up Close with Bertie Gregory is a must-watch special that follows daring wildlife filmmaker Bertie Gregory as he dives cage-free into shark-infested waters off the coast of South Africa to capture the raw power and beauty of the legendary great white shark. This special is now streaming on Disney+, along with Investigation Shark Attack, Super Shark Highway, Shark Quest: Hunt for the Apex Predator, and Sharks of the North—each offering thrilling encounters and cutting-edge science about our favorite fearsome fish.

Now, it’s time to put your shark smarts to the test!

Take this just-for-fun SharkFest quiz and find out how deep your knowledge really swims.

Which shark has the longest lifespan of any vertebrate?(Required)
Which of these unfortunate scenarios is more likely than getting bitten by a shark?(Required)
Shark bodies are covered in tiny tooth-like scales called denticles. What do these structures do?(Required)
Some sharks glow in the dark. Which is the largest known bioluminescent vertebrate?(Required)
How long have sharks been swimming in Earth’s oceans?(Required)
Where is the great white shark “café”—a place the animals mysteriously gather?(Required)
Scientists have uncovered evidence of parthenogenesis in some shark species. This means that they:(Required)
Tiger sharks in western Australia’s Shark Bay play a key role in their ecosystem. What is it?(Required)
Which of these shark species is known to be endothermic, meaning they can raise their internal body temperatures above that of the surrounding waters?(Required)
Which shark is the largest living fish species?(Required)

Now that you’ve tested your shark smarts, it’s time to see the real stars of the sea in action! Stream Sharks Up Close with Bertie Gregory—and the entire SharkFest lineup—now on Disney+ to witness jaw-dropping encounters, surprising science, and the raw power of the ocean’s top predators. Join us in celebrating these fin-tastic fish with our friends at National Geographic.