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") [3] such as a squid, octopus, …

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 …

Tentacles (cephalic in origin) surround the mouth on the head for capturing prey. They often bear suckers, sometimes hooks and, in some groups, a pair of retractile tentacles (arms) are found. …

May 31, 2024 · Many muscular appendages extend from the head and surround the mouth of cephalopods. In coleoids, they are usually eight to ten in number and serve multiple purposes, …

Dec 21, 2024 · Surrounding the mouth are eight long, prehensile arms, provided with suckers in octopuses and argonauts (order Octopoda), or eight arms and two tentacles, equipped with …

Cephalopods span across the depths of all five oceans, which also leads to differences in prey types. In other creatures, such differences lead to different mouth mechanisms — sharks do …

May 6, 2021 · The oral cavity of cephalopods is a muscular mass that contains the mouth, beak , and raspy tongue (radula ) and serves as the entry point to the digestive system . The beak is …

The cephalopod mouth contains strong beak-like jaws that are used to deliver a lethal bite to prey items as well as shred them; a radula is also present. Salivary glands can produce highly toxic …

Cephalopods are characterized by a well-developed head with a circumoral (surrounding the mouth) arrangement of arms that bear suckers and/or hooks (except in Nautilus). The mouth …

Jan 3, 2025 · Models of possible life appearance of various ammonites showing diversity. The top row are typical monomorph ammonites while the rest are heteromorph ammonites. Not to …