Most cephalopods rely on vision to detect predators and prey and to communicate with one another. [23] Consequently, cephalopod vision is acute: training experiments have shown that …

6 天之前 · Cephalopod, any member of the class Cephalopoda of the phylum Mollusca, a small group of highly advanced and organized, exclusively marine animals. The octopus, squid, …

Most cephalopod eyes, like human eyes, contain an iris, pupil, lens, and in some cases, a cornea. Octopus, squid, cuttlefish, and nautilus all have differently shaped pupils— an octopus has a …

2021年10月13日 · The word cephalopod means "head foot" in Greek, referring to the fact that these two body parts are merged in these animals, according to the New World Encyclopedia.

2024年5月31日 · What is a cephalopod. Where do they live. What do they eat. How do they move and reproduce. Also, learn their anatomy, habitat, lifespan, and evolution with images.

A cephalopod is an animal belonging to the group Cephalopoda, containing octopus, squid, cuttlefish, nautilus, and kin. The word “cephalopod” is derived from Greek and means “head …

Their mantle is modified into a siphon for movement via jet-propulsion, and their highly developed nervous and sensory systems include complex eyes and a centralized brain. Their name, …

2024年12月21日 · Cephalopod - Tentacles, Jet Propulsion, Camouflage: Cephalopods vary from elongate, streamlined oceanic organisms to saccular, slow-moving bottom and drifting forms. …

cephalopod , Any marine mollusk of the class Cephalopoda (e.g., cuttlefish, nautilus, octopus, and squid), which includes the most active and largest living invertebrates. Cephalopods are …

Most ancient varieties had protective shells. These shells at first were conical but later developed into the curved shapes seen in modern nautilus species. Shells inside the body still exist in …