The a to crabs have. Symbiotic relationship w the coral. They keep it clean and coral provides them w protection. They can be picky ab the corals they host in and often times of the coral dies, they do too.
The a to crabs have. Symbiotic relationship w the coral. They keep it clean and coral provides them w protection. They can be picky ab the corals they host in and often times of the coral dies, they do too.