Reunion, Favorinus japonicus in Hexabranchus sanguineus spawn, at Saint Gilles, by Sully Bachel

Sully Bachel

Locality : petit moteur

Length : 10-12 mm

Depth : 17 m

Date : 11 March 2010

Remarks : In the same Hexabranchus spawn spawn Sully Bachel observed 2 F. japonicus and 3 to 4 F. mirabilis...



It 's a photo of Favorinus japonicus. These aeolids feed on the egg masses of various opisthobranchs, such as Hexabranchus sanguineus. Because a duct of their gut extends up into each of the cerata on their backs, they change colour depending on the colour of the eggs they are eating.

Philibert Bidgrain