Nano goby turns a Bullock’s Hypselodoris nudibranch into its own habitat

[vimeo width=”680″ height=”450″]http://vimeo.com/48234146[/vimeo] We tend to think of small reef fish living in a wide range of habitats but some species of Eviota and Trimma are so small that they can be at home on other reef creatures that are small…