Gray Whale Anatomy Quiz

What is the strongest muscle in a whales body?

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Answer explanation

Whales use their tail and flukes the most when swimming. Which is their favorite thing, this makes them very strong swimmers.

What is the scientific name for "lumpies & bumpies"?

• Vibrassae

• Dorsal Hump

• Knuckles

• Dorsal Ridge

Answer explanation

Pacific Gray Whales have evolved differently from other baleen whales. They bottom feed, so they need a strong snout for foraging on the sea floor. These whales also have only a dorsal ridge or dorsal hump lined with knuckles. Unlike dolphins and sharks, who have a dorsal fin on their backs.

What do whales use to eat?

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Answer explanation

There are two types of whales: Baleen
(Mysticetes) and Toothed (Odontocetes) Whales!

What do whales use to steer while swimming?

• Flukes

• Wheel

• Hands

• Flippers

Answer explanation

When swimming whales use their flippers and flukes. The flukes help propel the whale forward with great strength. While the flippers guide the whale in the direction it wants to go!

Tags

NGSS.MS-PS2-1

What organ adjusts to deep pressures and bends at low light?

Answer explanation

Whales take deep dives, taking them to depths of the oceans. Where the sunlight can't reach and the weight of the water increases pressure on swimming animals.

What is the name for a whales nose or snout?

Answer explanation

Whales rostrum's are used for bottom feeding. For Pacific Gray Whales their right side is favored, and normally more worn down. This is seen by scientists when examining whale baleen.