Study of sharks, rays, and skates. Play Sharks trivia solo to sharpen your knowledge, or challenge a friend head-to-head in Trivia Tango — every question comes with an explanation so you learn as you play. Questions span every level, from easy warm-ups to expert-level stumpers, so there's a real challenge here however much you already know.
A mix of easy, medium and hard — questions run from warm-up to expert, so there's a real challenge at every level. Think you know the answers? Play to find out.
This massive filter-feeder holds the record as the largest fish in the ocean, reaching lengths of up to 40 feet.
Difficulty: EasyThis molecule found in shark liver oil has been explored as an immune system booster and was named for its abundance in shark species.
Difficulty: MediumThe Xenacanthiformes, an extinct order of freshwater sharks, possessed this distinctive morphological feature that distinguished them from marine relatives.
Difficulty: HardUnlike bony fish, sharks and rays have skeletons made entirely of this flexible tissue.
Difficulty: EasyThis recently discovered shark behavior involves repeated deep dives followed by gliding ascents, likely for energy-efficient travel.
Difficulty: MediumThe holotype specimen of Megalodon came from this European location, first described in 1843 by Louis Agassiz.
Difficulty: HardThis infamous shark species, featured in a 1975 blockbuster film, is known for its size, power, and occasional attacks on humans.
Difficulty: EasyOceanic whitetip sharks are often accompanied by these striped fish that benefit from protection while helping remove parasites.
Difficulty: Medium