A cephalopod / ˈ s ɛ f ə l ə p ɒ d / is any member of the molluscan class Cephalopoda / s ɛ f ə ˈ l ɒ p ə d ə / (Greek plural κεφαλόποδες, kephalópodes; "head-feet") such as a squid, octopus, cuttlefish, or nautilus.These exclusively marine animals are characterized by bilateral body symmetry, a prominent head, and a set of arms or tentacles (muscular hydrostats ...

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 beak may also be referred to as the mandibles or jaws.. Fossilised remains of beaks are known from a number of …

The nautilus (from Latin nautilus 'paper nautilus', from Ancient Greek ναυτίλος (nautílos) 'sailor') is a pelagic marine mollusc of the cephalopod family Nautilidae.The nautilus is the sole extant family of the superfamily Nautilaceae and of its smaller but near equal suborder, Nautilina.. It comprises six living species in two genera, the type of which is the genus Nautilus.

Biology. Sepia, a genus of cuttlefish; Color. Sepia (color), a reddish-brown color Sepia tone, a photography technique; Music. Sepia, a 2001 album by Coco Mbassi; Sepia by Yu Takahashi "Sepia" (song), by the Manic Street Preachers a song by Sheila On 7 "Sepia", a song on the album Perfecto Presents Ibiza by Paul Oakenfold "Sepia" (Plan B song), a song on the album Heaven …

The vampire squid (Vampyroteuthis infernalis, lit. 'vampire squid from hell') is a small cephalopod found throughout temperate and tropical oceans in extreme deep sea conditions. The vampire squid uses its bioluminescent organs and its unique oxygen metabolism to thrive in the parts of the ocean with the lowest concentrations of oxygen. It has two long retractile filaments, …

Invertebrates. In crustaceans, the rostrum is the forward extension of the carapace in front of the eyes. It is generally a rigid structure, but can be connected by a hinged joint, as seen in Leptostraca.; Among insects, the rostrum is the name for the piercing mouthparts of the order Hemiptera as well as those of the snow scorpionflies, among many others.

Mar 08, 1998 · The Pacific Northwest tree octopus (Octopus paxarbolis) can be found in the temperate rainforests of the Olympic Peninsula on the west coast of North America.Their habitat lies on the Eastern side of the Olympic mountain range, adjacent to Hood Canal. These solitary cephalopods reach an average size (measured from arm-tip to mantle-tip,) of 30-33 cm.

The radula (UK: / ˈ r æ d j ʊ l ə /, US: / ˈ r æ dʒ ʊ l ə /; plural radulae or radulas) is an anatomical structure used by mollusks for feeding, sometimes compared to a tongue. It is a minutely toothed, chitinous ribbon, which is typically used for scraping or cutting food before the food enters the esophagus.The radula is unique to the molluscs, and is found in every class of mollusc ...

Tentacles (Italian title: Tentacoli) is a 1977 Italian-American horror film directed by Ovidio G. Assonitis and starring John Huston, Shelley Winters, Bo Hopkins and Henry Fonda.When numerous people go missing in a seaside resort town, a reporter discovers a rampaging giant octopus is terrorizing the coast. While a marine biologist attempts to stop the octopus before …

The egg is cracked into a cup or bowl of any size, and then gently slid into a pan of water at approximately 75° C (167 °F) and cooked until the egg white has mostly solidified, but the yolk remains soft. The "perfect" poached egg has a runny yolk, with a …