Dermatobranchus leoni (image) California Academy of Sciences Share Print E-Mail Caption Dermatobranchus leoni is a new species of sea slug, aka nudibranch, from the Philippines, one of 140 new species described by the California Academy of Sciences in 2011. Nudibranchs use their vivid colors to warn predators of their toxic or unpalatable nature. Credit Constantinos Petrinos Usage Restrictions Only for press stories in connection with the associated press release Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.