Category Archives: Biology

Entrades relatives a biologia dels opistobranquis

How to differentiate the pink Flabellina

Any diver with a certain experience searching for opisthobranchs in the Mediterranean Sea or NE Atlantic could tell you that, sometimes, it is pretty difficult to tell apart which species of pink Flabellina you are looking at. It’s not really that difficult, as … Continue reading

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How to distinguish the blue Felimare [Hypselodoris]

Any diver with a certain experience searching for opisthobranchs in the Mediterranean or Eastern Atlantic could tell you that, sometimes, it is pretty difficult to tell apart which species of blue Felimare nudibranch you are looking at. The new genus … Continue reading

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Tylodina perversa, una ovella disfressada de llop

Aunque Tylodina perversa desde siempre se le ha considerado un opistobranquio esponjívoro (y por tanto, carnívoro) puesto que siempre se le encuentra devorando el mismo tipo de esponjas (Aplysina aerophoba), un estudio más detallado ha puesto en duda este hecho, al observar que T.perversa prefiere las esponjas con mayor cantidad de algas cianofíceas en sus tejidos. Continue reading

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