cephalopod


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cephalopod

(sĕf′ə-lə-pŏd′)
n.
Any of various carnivorous marine mollusks of the class Cephalopoda, having a large head, a mouth with a chitinous beak surrounded by arms or tentacles, and in most species, an ink sac containing a dark fluid used for defense, and including the octopuses, squids, cuttlefishes, and nautiluses.

ceph·a·lo·pod′ adj.

cephalopod

any member of the class Cephalopoda containing molluscs such as squids (10 arms) and octopuses (8 arms). They have a well-developed brain, eyes very similar to vertebrate eyes (an example of CONVERGENCE), and are capable of rapidly changing colour through the possession of CHROMATOPHORES.
References in periodicals archive ?
Like nearly all cephalopods, these octopuses are strictly semelparous, meaning they breed once and then die.
We were drawn by how successful cephalopods are at changing their skin texture, so we studied and drew inspiration from the muscles that allow cephalopods to control their texture, and implemented these ideas into a method for controlling the shape of soft, stretchable materials.
2012; Collins etal, 2015; Kerwin and Nyholm, 2017), the rapidly expanding volume of information on cephalopod genomes (Zhang et al.
This exciting and extremely rare intertidal encounter has prompted a formal report on the sighting and also an overview of the biology of this species and of cephalopods more generally.
Therefore, it is necessary to construct a correct picture of genetic structure of cephalopods for rational management of exploitation (Shaw 2003).
Identical colour patterns observed in one specimen of Dawsonoceras from Gotland and one specimen from Wales is the first evidence of the stability of colouration in straight-shelled cephalopod populations from different Palaeozoic palaeocontinents.
Figure 9 shows that mean intake of mercury for the Vietnamese population due to shellfish consumption estimated in our study is lower than the one for the population due to bivalve, crustacean, and cephalopod consumption in Japan (Nakagawa et al.
In recent years cephalopods from around the world have been enlisted to try and predict everything from World Cup football results to the winners of the Superbowl - with varying success.