A pair of Variable Nudibranchs(Aphelodoris luctuosa). Poor Knights Island, New Zealand

nobody sealife sea life underwater poor knights island new zealand variable nudibranch nudibranchs nudibranches sea slug sea slugs sea slug sea slugss aphelodoris luctuosa nudibranch sea slugs exotic strange weird unusual invertebrate invertebrates camouflage camouflaged two animals close up close ups close ups close up