What is name of the respiratory organ of the crab?
- Tubules
- Trachaea
- Spiracles
-
Lungs
- Gills
The correct answer is: D
Explanation
A branchiostegal lung is a respiration organ used by some air-breathing arthropods.
It is one of the most significant adaptations of some crabs and hermit crabs such as the coconut crab to their terrestrial habitats.