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  1. Octopus - Wikipedia

    Octopuses have a complex nervous system and excellent sight, and are among the most intelligent and behaviourally diverse invertebrates. Octopuses inhabit various ocean habitats, …

  2. Octopus | Description, Behavior, Species, & Facts | Britannica

    Nov 20, 2025 · An octopus is any eight-armed cephalopod mollusk of the order Octopoda. The true octopuses are members of the genus Octopus, a large group of widely distributed shallow …

  3. Octopus | National Geographic Kids

    The octopus performs its famous backward swim by blasting water through a muscular tube on the body called a siphon. Octopuses also crawl along the ocean’s floor, tucking their arms into …

  4. Octopus facts | Molluscs | BBC Earth

    Sep 22, 2024 · Octopuses are among the most unique, diverse, and intelligent marine invertebrates on Earth. Inhabiting environments from shallow shores to the dark, crushing …

  5. Octopus - Types, Size, Anatomy, Habitat, Diet, Lifespan, & Life Cycle

    Oct 31, 2025 · With around 300 species, octopuses inhabit every ocean on Earth, living in environments that range from shallow coastal waters to the deep seabed. Their size varies …

  6. Octopus: Facts about the 8-armed geniuses of the sea | Live Science

    Feb 12, 2025 · Octopuses are famous for their bizarre bodies, quick thinking and mischievous personalities. There are more than 300 species of octopus that scientists know about, and …

  7. 21 Types of Octopus: Identification With Name & Pictures

    1 day ago · 1. Common Octopus (Octopus vulgaris) The common octopus is one of the most widespread and well-studied octopus species in the world. Known for its high intelligence, …

  8. Octopus Animal Facts - Octopus Vulgaris - A-Z Animals

    May 27, 2024 · More than 300 species of octopus exist, and they are mostly found in tropical and temperate seas around the world. Octopuses are animals that have existed for many …

  9. There Are 300 Types of Octopus Species, Some With Internal Shells

    Feb 26, 2025 · Octopuses are known their eight legs, squishy bodies and impressive problem-solving skills. But did you know there are over 300 types of octopus species?

  10. Exploring the Fascinating World of Octopus Species

    Octopuses are fascinating marine creatures known for their intelligence, adaptability, and unique physical characteristics. As members of the class Cephalopoda, octopuses belong to the order …