Crab Shedding and Behavior

The video tutorial explores the fascinating process of crab molting, where a crab sheds its exoskeleton to grow. The narrator observes a female crab in the process of molting, highlighting its vulnerability and the challenges it faces. The video explains that this process is common to all arthropods, including crabs, spiders, and lobsters. The narrator also discusses the crab's behavior and environment, emphasizing the importance of water in supporting the crab during this vulnerable stage. The video concludes with the crab safely returning to the water, where it will continue to grow and harden its new shell.

What is the initial state of the crab observed in the video?

• It is hunting for food.

• It is hiding under a rock.

• It is fully grown.

• It is shedding its shell.

Why does the narrator decide to leave the crab in the bucket?

• To feed it.

• To keep it as a pet.

• To observe if it sheds its skin.

• To protect it from predators.

What are the tiny black dots observed around the crab?

• Tiny gastropods

• Sand particles

• Algae

• Fish eggs

Which other creatures undergo a similar shedding process as the crab?

• Crabs, spiders, and lobsters

• Birds and mammals

• Fish and amphibians

• Reptiles and insects

What part of the crab is the last to come out during the shedding process?

• The legs

• The shell

• The claws

• The eyes

Why is the crab considered vulnerable during the shedding process?

• It loses its claws.

• Its new shell is very soft.

• It cannot move.

• It cannot see.

What action does the narrator take to help the crab during its shedding process?

• Moves it to a different bucket

• Covers it with sand

• Puts it in water

• Feeds it

How does the crab behave once it is back in the water?

• It remains still.

• It hides under a rock.

• It acts like a normal crab.

• It starts feeding.

What does the narrator do with the empty shell?

• Gives it to another crab

• Puts it back in the bucket

• Keeps it as a souvenir

• Throws it away

What will the crab do over the next few days after shedding?

• Find a new shell

• Migrate to a new area

• Lay eggs

• Harden and start feeding