• Thumbnail for Blue-ringed octopus
    Blue-ringed octopuses, comprising the genus Hapalochlaena, are four extremely venomous species of octopus that are found in tide pools and coral reefs...
    22 KB (2,422 words) - 03:17, 7 February 2025
  • Thumbnail for Blue-lined octopus
    The blue-lined octopus (Hapalochlaena fasciata) is one of four species of highly venomous blue-ringed octopuses. It can be found in Pacific Ocean waters...
    9 KB (1,140 words) - 14:22, 29 August 2024
  • Thumbnail for Southern blue-ringed octopus
    The southern blue-ringed octopus (Hapalochlaena maculosa) is one of three (or perhaps four) highly venomous species of blue-ringed octopuses. It is most...
    12 KB (1,623 words) - 00:34, 6 February 2025
  • Thumbnail for Greater blue-ringed octopus
    The greater blue-ringed octopus (Hapalochlaena lunulata) is one of four species of extremely venomous blue-ringed octopuses belonging to the family Octopodidae...
    11 KB (1,580 words) - 14:21, 29 August 2024
  • Thumbnail for List of venomous animals
    make use of venom when hunting their prey. The blue-ringed octopodes (Hapalochlaena spp.) produce tetrodotoxin, which is extremely toxic to even the healthiest...
    18 KB (1,667 words) - 01:41, 11 December 2024
  • Thumbnail for Octopodidae
    Boucher & Hochberg, 2004 (monotypic) Grimpella Robson, 1928 (monotypic) Hapalochlaena Robson, 1929 (4 species) Histoctopus Norman, Boucher-Rodoni & Hochberg...
    3 KB (257 words) - 01:55, 28 January 2025
  • Thumbnail for Octopus (genus)
    synonym of Hapalochlaena nierstraszi (W. Adam, 1938) Octopus nierstrazi [sic]: synonym of Octopus nierstraszi W. Adam, 1938: synonym of Hapalochlaena nierstraszi...
    26 KB (2,602 words) - 01:55, 28 January 2025
  • Thumbnail for Octopus
    Allen, J. J.; Hanlon, R. T. (2012). "How does the blue-ringed octopus (Hapalochlaena lunulata) flash its blue rings?". Journal of Experimental Biology. 215...
    116 KB (12,184 words) - 06:02, 27 January 2025
  • Thumbnail for Aposematism
    S2CID 43941481. Mäthger, L. M. (2012). "How does the blue-ringed octopus (Hapalochlaena lunulata) flash its blue rings?". The Journal of Experimental Biology...
    53 KB (5,667 words) - 04:35, 20 January 2025
  • Thumbnail for Structural coloration
    blue within a third of a second. In the greater blue-ringed octopus (Hapalochlaena lunulata), the rings contain multi-layer iridophores. These are arranged...
    42 KB (4,594 words) - 14:24, 5 January 2025
  • the Blue Ring, a breed of danio goldfish Blue-ringed octopus (genus Hapalochlaena) Blue-ring topsnail (Calliostoma annulatum) Blue Ring of Power, a fictional...
    962 bytes (156 words) - 06:41, 5 November 2024
  • Thumbnail for Tetrodotoxin
    specifically several species of the blue-ringed octopus, including Hapalochlaena maculosa (where it was called "maculotoxin"), various pufferfish species...
    67 KB (6,867 words) - 20:50, 22 January 2025
  • Thumbnail for Mollusca
    a significant threat to humans. Blue-ringed octopuses in the genus Hapalochlaena, which live around Australia and New Guinea, bite humans only if severely...
    98 KB (9,850 words) - 18:11, 7 February 2025
  • Thumbnail for Cephalopod
    males develop agonistic behaviors like mate guarding and flushing. The Hapalochlaena lunulata, or the blue-ringed octopus, readily mates with both males...
    139 KB (15,558 words) - 12:12, 13 January 2025
  • Thumbnail for Animal attacks in Australia
    spider's bite can cause nausea and local pain. The blue ringed octopus (Hapalochlaena maculosa) is only 10 cm long but carries enough tetrodotoxin venom to...
    66 KB (7,182 words) - 16:03, 28 January 2025
  • Thumbnail for Toxungen
    "Levels and distribution of tetrodotoxin in the blue-lined octopus Hapalochlaena fasciata in Japan, with special reference to within-body allocation...
    16 KB (2,199 words) - 20:34, 30 December 2024
  • Thumbnail for Wunderpus photogenicus
    Huffard, Christine L. (2002-07-01). "Inking in a Blue-Ringed Octopus, Hapalochlaena lunulata, with a Vestigial Ink Sac" (PDF). Pacific Science. 56 (3):...
    19 KB (2,471 words) - 15:55, 14 September 2024
  • Thumbnail for Royal National Park
    biscuit sea star (Tosia australis). The fatally toxic blue-lined octopus (Hapalochlaena fasciata), the most common of the blue-ringed octopus species in the...
    39 KB (4,517 words) - 06:19, 12 May 2024
  • Thumbnail for Octopodoidea
    Octopodoidea Greater blue-ringed octopus (Hapalochlaena lunulata) Benthoctopus sp. Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum:...
    2 KB (90 words) - 22:17, 23 April 2023
  • Thumbnail for Hugo Frederik Nierstrasz
    of nierstraszi bear his name, an example being The blue ring Octopus Hapalochlaena nierstraszi. The rough whiting, Sillago nierstraszi Hardenberg, 1941...
    5 KB (368 words) - 11:55, 24 August 2024
  • Thumbnail for William Evans Hoyle
    first described by William Evans Hoyle Genus species Common name Year Hapalochlaena maculosa Southern blue-ringed octopus 1883 Metasepia pfefferi Flambuoyant...
    4 KB (364 words) - 00:17, 24 September 2023
  • releases the tetrodotoxin from their skin are blue-ringed octopuses (Hapalochlaena fasciata). The Natica lineata snails produce the tetrodotoxin and store...
    43 KB (5,326 words) - 22:21, 1 November 2024
  • Thumbnail for List of molluscs of the Houtman Abrolhos
    chinensis Sepioteuthis lessoniana Octopodidae Hapalochlaena cf. maculosa (Southern blue-ringed octopus) Hapalochlaena lunulata (Greater blue-ringed octopus)...
    18 KB (221 words) - 17:31, 23 November 2023
  • solar-powered sea slug (2019) Haliotis discus hannai, pacific abalone (2017) Hapalochlaena maculosa, Southern blue-ringed octopus (2020) Kalloconus canariensis...
    397 KB (31,004 words) - 09:51, 8 February 2025
  • (1996). The reproductive biology of two species of pygmy octopuses Hapalochlaena lunulata and Octopus bocki (Thesis). OCLC 892837284. ProQuest 304241468...
    8 KB (895 words) - 04:17, 7 October 2024
  • Thumbnail for Human interactions with molluscs
    species pose a significant threat to humans. Blue-ringed octopuses (Hapalochlaena) from Australia and New Guinea have a powerful venom and warning coloration...
    34 KB (3,417 words) - 01:34, 21 December 2024
  • Thumbnail for Bellerive Beach, Tasmania
    Other marine life observed includes the southern blue-ringed octopus (Hapalochlaena maculosa), Australian swellshark (Cephaloscyllium laticeps), and species...
    11 KB (903 words) - 08:38, 3 November 2024
  • Thumbnail for List of marine animals of Australia (temperate waters)
    to Queensland and around Tasmania.) Family Octopodidae – Octopuses Hapalochlaena maculosa Blue-ringed octopus (Hoyle, 1883) (Southern Western Australia...
    238 KB (27,362 words) - 00:13, 29 October 2024