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The digestive system of the octopus begins with the buccal mass which consists of the mouth with its chitinous beak, the pharynx, radula and salivary glands. [46] The radula is a spiked, muscular tongue-like organ with multiple rows of tiny teeth. [ 30 ]
The beak of a giant squid. All extant cephalopods have a two-part beak, or rostrum, situated in the buccal mass and surrounded by the muscular head appendages.The dorsal (upper) mandible fits into the ventral (lower) mandible and together they function in a scissor-like fashion.
The terrifyingly powerful Gorgon of Greek mythology may have been inspired by the octopus or squid, the octopus's body representing the severed head of Medusa, the beak as the protruding tongue and fangs, and its tentacles as the snakes. [172] The NROL-39 mission patch, depicting the National Reconnaissance Office as an octopus with a long reach
The common octopus (Octopus vulgaris) is a mollusk belonging to the class Cephalopoda. Octopus vulgaris is one of the most studied of all octopus species, and also one of the most intelligent. It ranges from the eastern Atlantic, extends from the Mediterranean Sea and the southern coast of England , to the southern coast of South Africa.
Cephalopod limbs bear numerous suckers along their ventral surface as in octopus, squid and cuttlefish arms and in clusters at the ends of the tentacles (if present), as in squid and cuttlefish. [9] Each sucker is usually circular and bowl-like and has two distinct parts: an outer shallow cavity called an infundibulum and a central hollow ...
A siphon is an anatomical structure which is part of the body of aquatic molluscs in three classes: Gastropoda, Bivalvia and Cephalopoda (members of these classes include saltwater and freshwater snails, clams, octopus, squid and relatives). Siphons in molluscs are tube-like structures in which water (or, more rarely, air) flows.
The 17-foot-long face with wide-open mouth was part of the Museum of Science & History and James Weldon Johnson Park. Now it goes to local historian.
Octopus dofleini martini Pickford, 1964 The giant Pacific octopus ( Enteroctopus dofleini ), also known as the North Pacific giant octopus , is a large marine cephalopod belonging to the genus Enteroctopus and Enteroctopodidae family.