Nature Picture Library offers the best nature photographs and footage from the world's finest photographers, to license for commercial and creative use. More than 700,000 images and video clips online, from tigers to turtles and elephants to sharks.
Georgette Douwma / Nudibranch (Chromodoris willani) with a scale worm. Lembeh Strait, North Sulawesi, Indonesia.
Alex Mustard / Nudibranchs (Doto greenamyeri) newly described species on feather hydroids. Seraya Bay, north coast of Bali, Indonesia. Java Sea.
Alex Mustard / Portrait of a Nudibranch (Flabellina pellucida) on a kelp frond with star trails. Gulen, Norway. North East Atlantic Ocean.
Alex Mustard / Nudibranch (Nembrotha cristata) climbing on a Tunicate (Polycarpa aurata) at night. This species of seaslug feeds on seasquirts. A tiny cyclopoid copepod swimming past. Yillet Yecil, Yillet Islands, M...
Alex Mustard / Nudibranch (Flabellina lineata) in aquarium, taken in the field in Gulen, Norway. North East Atlantic Ocean. Collected for scientific research.
Constantinos Petrinos / Chromodorid nudibranch (Chromodoris annae) on Sea Squirt (Polycarpa aurata) Lembeh Strait, North Sulawesi, Indonesia.
Alex Mustard / Emperor shrimp (Periclimenes imperator / Zenopontonia rex) hitchhiking on large t-bar nudibranch (Ceratosoma trilobatum) The shrimp gains food source and protection on the toxic seaslug. Bitung, North...
Franco Banfi / Nudibranch (Cratena peregrina) on a sponge, Ist Island, Croatia, Adriatic Sea, Mediterranean.