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10 Questions

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The Clever Costume of Decorator Crabs

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Questions and Answers

What is the main problem for crabs in the ocean?

Avoiding being eaten by predators (correct)

Finding a mate

Dealing with changing water temperatures

Locating food sources

What do decorator crabs use to hide themselves from predators?

Other smaller crabs

Corals and starfish

Shells and rocks

Seaweed, sea anemones, or sea sponges (correct)

How many species of decorator crabs are found worldwide?

Less than 50 species

Exactly 50 species

More than 100 species (correct)

Around 200 species

What did the scientist in California discover about longnose spider crabs' costume preference?

They were very picky about their costumes, choosing specific types of seaweed Signup and view all the answers

How do longnose spider crabs attach the chosen piece of seaweed to themselves?

They attach it to small hooked hairs on their back after taking a little bite Signup and view all the answers

What is the main purpose of decorating for decorator crabs?

To hide from predators Signup and view all the answers

What did the scientist in California initially think about the longnose spider crabs' choice of seaweed?

They would try to look like any piece of seaweed to blend in Signup and view all the answers

What was unusual about the way longnose spider crabs chose their seaweed for decoration?

They were very picky and chose certain types of seaweed Signup and view all the answers

What did the longnose spider crabs do after grabbing a piece of seaweed for decoration?

Take a little bite and attach the rest to their back Signup and view all the answers

What is the distinguishing feature of the longnose spider crab among decorator crabs?

Being very particular about their choice of decoration Signup and view all the answers