Scaled, armoured or naked: how does the skin of fish evolve? (IMAGE)

Université de Genève

Scaled, armoured or naked: how does the skin of fish evolve? — Caption

Scaled skin of a chub (Squalius cephalus), naked skin of a catfish (Ictalurus punctatus) and skin with bony armour of an armoured catfish (Pterygoplichthys multiradiatus). Peau à écailles d’un chevesne (Squalius cephalus), peau nue d’un poisson-chat (Ictalurus punctatus) et peau avec armure osseuse d’un poisson-chat cuirassé (Pterygoplichthys multiradiatus). © UNIGE

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