Given the question: You are presented with the question "How do starfish communicate with each other?" and the following answer choices: - huddle together - writing - during the day - pheromones - Chemical energy - waving their arms - Decibels - talking Now knowing that echinoderms use pheromones to communicate with each other and echinoderms are represented by the starfish, choose the best answer.
The answer is:
pheromones