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- Arthropods
- All marine arthropods are animals with _____1_____ shells.
- These shells contain and _____2_____ the animal's internal organs.
- Shrimp and lobsters are _____3_____ common kinds of arthropod.
- Strangely, hermit crabs _____4_____ on the bottom instead of swimming.
- Swimming crabs, on the other hand, can move _____5_____ through the water.
- hard
- soft
- no
- immense
- hard
- protect
- eat
- resemble
- send
- protect
- one
- two
- many
- each
- two
- walk
- eat
- float
- sleep
- walk
- freely
- hardly
- never
- daily
- freely