History of sharks
What was the biggest shark ever?
The megalodon.
What type of shark has half a diet of seagrass?
Bonnethead shark.
How many sharks are killed by humans every year?
100 million.
Why does the megamouth shark migrate every day?
To feed on the plankton it eats.
How long have shark's ancestors dated back to?
400 million years.
What shark is nicknamed "the trashcan of the sea"?
Tiger shark.
How does climate change affect migration?
It can lead them sharks to go to different places.
What's the "white shark cafe"?
A place where great whites migrate in the fall to feast.
What are some animals prehistoric sharks lived with? Name 3.
Dinosaurs, Horseshoe crabs, Jellyfish, Turtles, Crocodiles. (etc.)
These types of sharks swim with their mouths open to eat. What are they called?
Filter feeders.
What can lead to shark's health problems?
Plastics.
How many miles do shortfin makos swim for their annual migration?
2,500 miles.
When was the "golden age of shark's"?
Around 359 million years ago.
What shark uses their tail to whip at schools of fish?
Thresher sharks.
What are 3 ways human activity affects sharks?
Overfishing, habitat destruction, pollution, climate change and more.
When do sharks usually migrate?
Sharks may migrate between mid-May and late June to summer feeding areas off Cape Cod they will have thriving seal populations.
What was the first modern shark evolved and still lives today? Also when did it evolve?
Six-gilled shark and 200 million years ago.
What do filter feeders most commonly eat?
Plankton, krill, microrgansisms (etc.)
Overfishing has lead to how many sharks becoming endangered?
Around 177 species.
Why do sharks migrate? Name 3 reasons.
Hunting, reproduction, water temperature, avoiding competition. (etc.)