what do echinoids use to communicate?
light Chemical energy Decibels pheremones writing Energy heat produced language
A B C D E F G H
Another group of echinoderms are the echinoids.
echinoids use pheremones to communicate
what do echinoids use to communicate? (A) light (B) Chemical energy (C) Decibels (D) pheremones (E) writing (F) Energy (G) heat produced (H) language