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Cephalopods (octopus, squids, and cuttlefish), despite a very advanced evolution of their visual system, were not able to evolve a large brain.
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Other exports included comparatively smaller volumes of dried shellfish, cuttlefish, and salted sardines.
The plasmalemma specialization of retinal cells in the cuttlefish as revealed by freeze-fracture method.
To progress this model, we have developed a tissue slice preparation obtained from the retinas of very young cuttlefish.
The simple kinetics of the photocurrents seen in cuttlefish photoreceptors may be a real species difference, or the more complex kinetics have not yet developed at this early stage.
Cephalopod eyes, such as those from squid and cuttlefish, have been very useful models for the investigation of the underlying retinal biochemical processes.
They do not paint a very optimistic picture for anchovy, cuttlefish, demersal fish, black hake and sardinella.
Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
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However, the underwater wildlife there includes an amazing collection of 24 species of sponges, as well as cuttlefish, tompot blennies, burrowing anemones, slipper limpets and hermit crabs.
Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopuses, and cuttlefish, and more distantly to the nautiloids.
They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopodes, and cuttlefish, and more distantly to the nautiloids.
His only true companion was his cuttlefish, though lost for a short period it returned to its true resting place, strategically placed over his loins.
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