Dolphins
Sharks
Mixed
100
What is a group of dolphins called?

A pod

100

Who has harmed each other more: humans to sharks or sharks to humans?

Humans to Sharks!

Humans have killed about 100 million sharks each year in fisheries.

100

Who has a flexible spine?

Dolphins

200

Dolphins are carnivores. What do they eat?

Fish, squid, octopus, sea lions, seabirds, sharks, and penguins

200

How many teeth does a shark lose over its lifetime?

30,000

200

Who is a fish?

A shark!

Dolphins are mammals

300

What is the largest species of dolphin?

Orcas

300

How many senses does a shark have?

6

Sharks can’t see ghosts, but they can sense what they can’t see. Sharks have a sixth sense that uses a unique organ called the ampullae of Lorenzini, which allows them to sense electrical stimuli and is especially helpful in hunting for hidden prey

300

Who has 3 stomachs?

Dolphins

400

How do dolphins communicate?

whistles, clicks, squawks, squeaks, moans, barks, groans and yelps.

400

Which sharks are endangered and critically endangered?

  • Great hammerhead shark (Critically Endangered)
  • Sand tiger shark (Critically Endangered)
  • Sandbar shark (Endangered) 
  • Nurse shark (Endangered)
400

Who uses their tails to stun/kill prey?

Both!

Thresher sharks have been known to use their tails to stun and kill prey.

500

How do dolphins sleep?

They shut down one side of their brain and close one eye.

500
What are 3 ways in which a shark can give birth?

Oviparous (laying eggs outside)
Viviparous (embryos and live birth)
Ovoviviparous (laying eggs inside and live birth)

500

Who has a vocal chord?

Neither!

Dolphins use their blowhole to produce sound--they do not have any vocal chords