Crabology 101: Are You Ready to Shell Out Some Knowledge?

Which one is the Blue Swimming Crab from the following picture?

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Can blue swimming crabs change their color?

• Yes

• No

How fast can a blue swimming crab swim?

• 5 miles per hour

• 10 miles per hour

• 15 miles per hour

• 20 miles per hour

How do blue swimming crabs communicate?

• Visual signals

• Chemical signals

• Sound signals

• All of the above

Which one is the male Blue Swimming Crab from the following picture?

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What is the scientific name for the blue swimming crab?

• Portunus pelagicus

• Callinectes sapidus

• Scylla serrata

• Cancer irroratus

What is a blue swimming crab's primary habitat?

• Coral reefs

• Estuaries

• Deep ocean trenches

• Rocky shores

What is the average lifespan of a blue swimming crab?

• 1-2 years

• 3-5 years

• 7-10 years

• 12-15 years

How many pairs of walking legs does a blue swimming crab have?

• 2

• 4

• 6

• 8

What color are blue swimming crabs when they are born?

• Blue

• Red

• Green

• Transparent