Comb your Teeth
On Porpoise
Twilight Zone
Deep Dark
Black Smokers

100

This is the largest animal in the world.

What is the blue whale?

100

This is the number of species categorized as toothed whales. 

What is 71?

100

These animals live in the twilight zone during the day and move to the surface at night.

What are copepods and lantern fish?

100

This fish has a bulb above its head that produces blue light to lure prey.

What is the anglerfish?

100

In the ocean, these chimneys of super-heated water erupts through the ocean floor, carrying dissolved chemicals.

What are black smokers?

200

The fibrous material that makes fine, comb-like plates some whales use to filter out food particles. 

What is baleen?

200

Although you may not think of them as whales, these animals are categorized as "toothed whales."

What are dolphins?

200

This is how long the migration between twilight zone and surface takes. 

What is up to 3 hours each way?

200

This is the name for animals that eat dead or decaying matter.

What are detritivores?

200

These organisms can change the chemicals from black smokers into sugars to power cells.

What are archaea?

300

This filter-feeding whale has an expandable throat that can hold and filter a lot of water. 

What is a rorqual?

300

How toothed whales detect prey.

What is echolocation?

300

These structures produce bioluminescence in animals.

What are photophores?

300

The ocean floor is made of this.

What is soft mud and ooze consisting of dead plankton (open ocean), or sand and mud from erosion (near continents)?

300

This is an interesting characteristic of the crab and shrimp that live on black smokers. 

What is blindness?

400

Bumps on the outer skin and snout of humpback whales.

What are tubercles?

400

This toothed whale has a unique spiral tusk protruding from its upper jaw.

What is a narwhal?

400

This type of fish has photophores on its belly so that when it is viewed by animals below it, it appears to blend in with the blue glow of surface water. 

What are hatchetfish?

400

The natural predator of the giant squid. 

What is the sperm whale?

400

The temperature of the water coming from the black smokers. 

What is 662 deg. F (or 350 deg. C)?

500

This is the smallest baleen whale in the world, found in this region.

What is the pygmy right whale found in the Southern Ocean in summer, and Australia/ South Africa in winter?

500

These 4 animals are listed as food sources for toothed whales.

What are fish, squid, seals and other whales?

500

These are the four functions of bioluminescence in animals of the twilight zone.

What are attracting prey, confusing enemies, camouflage and communication?

500

These two scavengers can be found feeding on dead carcasses on the ocean floor.

What are chimaeras and re-tailed grenadier fish?

500

These animals are found in dense colonies around the black smokers,and they can grow up to 6 feet long.

What are giant tube worms?