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The biggest animal that ever lived on earth is the
Whales move through the water by
swishing their tails up and down.
swishing their tails from side to side.
an onboard motor.
Sperm whales can stay underwater
for more than an hour.
for 2 hours.
up to 6 hours.
There are two groups of cetaceans:
The Capulets and the Montagues.
the baleen and the toothed.
the delphinidae and the echolocators.
Whales stay warm in cold water with the help of
hot spring geysers.
The comb-like structure that hangs in the mouth of some whales is called
Some scientists think whale strandings may be the result of
whales failing to ask for directions.
a faulty echolocation system.
tides going out unexpectedly.
Which of the following animals has the most folds in its brain? (Some say a high number of folds is a sign of higher intelligence.)
A female whale is called a
Whales can "see" with sound. This process is called
What are dolphins likely to do if one of their friends is too sick to swim?
Push it toward shore.
Protect it from predators.
Work together to keep its blowhole above water.
How many types of whales are there?
Which newborn baby whale can gain weight at the rate of 10 pounds per hour?
"Flukes" is another name for what part of a whale?
Can humpback whales corral fish?
Yes: they surround them in nets made of bubbles.
Yes: they drive them into small caves or between rocks.
No: fish are too tough to lasso.
Another name for baleen is
One big difference between toothed whales and baleen whales is
how they eat their food.
Are dolphins also whales?
No: dolphins have their own classification.
No: whales and dolphins don't mix.
Yes: dolphins are toothed whales.
Sound carries so far underwater that fin whales may be able to communicate while
200 miles apart.
2,000 miles apart.
20,000 miles apart.
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