Competition for resources is intense in habitats such as reefs. Many of the sessile invertebrates produce natural products to help them be more competitive. Image courtesy of Islands in the Sea 2002, NOAA/OER.
Competition for resources is intense in habitats such as reefs. Many of the sessile invertebrates produce natural products to help them be more competitive. Image courtesy of Islands in the Sea 2002, NOAA/OER.