Doris sticta Laying spawn on the bryozoan Alcyonidium diaphanum. Thorn Rock, Skomer Island, Pembrokeshire, Wales. 6 Aug 2009. – Photograph ©Bernard Picton
Doris sticta Laying spawn on the bryozoan Alcyonidium diaphanum. Thorn Rock, Skomer Island, Pembrokeshire, Wales. 6 Aug 2009. – Photograph ©Bernard Picton