Think about the article. Which is true about sea cucumbers?
A.They can grow new organs.
B.They have hard skin that protects them.
C.They have brains that sense danger.
D.They can take out their stomachs.
A.They can grow new organs.
B.They have hard skin that protects them.
C.They have brains that sense danger.
D.They can take out their stomachs.