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Air-breathing fish that can hop and walk across the floor on their fins hint that walking may have evolved underwater before such animals began migrating on to land, scientists find.
A coral grouper being cleaned by a clear cleaner shrimp
Picture: Scubazoo/Barcroft
Picture: Scubazoo/Barcroft
Transparent Crabs
And for biochemists I guess. These images show the process whereby Japanese scientists took your everyday chitinous crab carapace and simply put, made it transparent. This process involved treating the shell with lye, hydrochloric acid and ethyl alcohol to fully remove all the pigments from the shell. This just left the chitin structure which was reinforced using resin.
