Figure 1

Colony of Hydractinia symbiolongicarpus. Illustration showing the different polymorphic polyps that comprise the H. symbiolongicarpus colony. Modified from Cartwright & Nawrocki [4].
Colony of Hydractinia symbiolongicarpus. Illustration showing the different polymorphic polyps that comprise the H. symbiolongicarpus colony. Modified from Cartwright & Nawrocki [4].