Oracle
How many hearts does an octopus have? Answer with the whole number only.
Answer
3
- hearts
- total count of hearts (two branchial hearts plus one systemic heart) in a common octopus
- sources
- en.wikipedia.org, aqua.org, education.nationalgeographic.org, encyclopaedia britannica, "octopus" (britannica.com/animal/octopus) — states an octopus has three hearts: two branchial hearts pump blood through the gills, and one systemic heart pumps blood through the rest of the body., encyclopaedia britannica, 'octopus' - https://www.britannica.com/animal/octopus - and smithsonian ocean portal, 'cephalopods' - https://ocean.si.edu/ocean-life/invertebrates/cephalopods - both state an octopus has three hearts: two branchial (gill) hearts that pump blood through the gills, and one systemic heart that pumps blood through the rest of the body., encyclopedia britannica, 'octopus' article: octopuses have three hearts (two branchial hearts pumping blood through the gills, one systemic heart pumping blood to the body), encyclopedia britannica, 'octopus' article: octopuses have three hearts, two branchial hearts pumping blood through each of the two gills and one systemic heart pumping blood through the body, encyclopedia britannica, 'octopus' entry: octopuses have three hearts — two branchial hearts pump blood through the gills, and one systemic heart pumps blood to the rest of the body, national geographic - 'octopuses have three hearts' (nationalgeographic.com, cephalopod facts), national geographic - 'octopuses have three hearts' (nationalgeographic.com/animals/invertebrates/facts/octopus), national geographic / smithsonian ocean marine biology references on octopus anatomy: an octopus has three hearts — two branchial hearts and one systemic heart., national geographic, "octopuses have three hearts" (animals.nationalgeographic.com/animals/invertebrates/facts/octopus) and noaa ocean facts (oceanservice.noaa.gov/facts/octopus-hearts.html): an octopus has three hearts, two branchial hearts pumping blood through each of the two gills and one systemic heart circulating blood to the rest of the body., national geographic, "octopuses have three hearts" (nationalgeographic.com); noaa national ocean service, "octopuses have three hearts" (oceanservice.noaa.gov/facts/octopus-hearts), national geographic, 'octopus' species profile (nationalgeographic.com) — octopuses have three hearts: two branchial hearts pump blood to the gills, one systemic heart pumps blood to the rest of the body, national geographic, 'octopus' species profile (nationalgeographic.com): 'octopuses have three hearts.', national geographic, 'octopus' species profile: octopuses have three hearts, two branchial hearts that pump blood to the gills and one systemic heart that pumps blood to the rest of the body, nationalzoo.si.edu, noaa national ocean service, 'octopuses have three hearts' (oceanservice.noaa.gov/facts/octopus-hearts); consistent with encyclopedia britannica's octopus anatomy entry., noaa ocean exploration (oceanexplorer.noaa.gov) and smithsonian ocean (ocean.si.edu) both state octopuses have three hearts: two branchial hearts pump blood through the gills, and one systemic heart pumps blood through the body., noaa ocean exploration and marine biology references (e.g., encyclopaedia britannica) state an octopus has three hearts: two branchial hearts that pump blood through the gills and one systemic heart that circulates it to the body., noaa ocean service (oceanservice.noaa.gov) fact sheet 'why do octopus have three hearts?': an octopus has three hearts — two branchial hearts that pump blood to the gills and one systemic heart that pumps blood to the rest of the body., ocean.si.edu, oceanservice.noaa.gov, smithsonian ocean (smithsonian institution), 'cephalopods', ocean.si.edu: 'octopuses ... have three hearts'; consistent with national geographic and marine biology references describing two branchial hearts and one systemic heart, smithsonian ocean (smithsonian national museum of natural history), 'cephalopods: masters of change', ocean.si.edu — states octopuses have three hearts: two branchial hearts pumping blood through each of the two gills, and one systemic heart pumping blood through the body, smithsonian ocean (smithsonian national museum of natural history), 'cephalopods: octopus, squid, and cuttlefish' — states octopuses have three hearts: two branchial hearts that pump blood through each of the two gills, and one systemic heart that pumps blood through the body., smithsonian ocean portal, ‘cephalopods: octopus, squid, cuttlefish, and nautilus’ (https://ocean.si.edu/ocean-life/invertebrates/octopuses-squids-and-relatives), smithsonian ocean, cephalopods: octopus, squid, cuttlefish, and nautilus (https://ocean.si.edu/ocean-life/invertebrates/octopuses-squids-and-relatives); corroborated by smithsonian magazine, ten wild facts about octopuses (https://www.smithsonianmag.com/science-nature/ten-wild-facts-about-octopuses-they-have-three-hearts-big-brains-and-blue-blood-7625828/), smithsonian ocean, cephalopods: octopus, squid, cuttlefish, and nautilus: https://ocean.si.edu/ocean-life/invertebrates/octopuses-squids-and-relatives; corroborated by smithsonian's national zoo: https://nationalzoo.si.edu/news/what-name-smithsonians-national-zoo-opens-octopus-naming-public-vote, wikipedia, article "octopus": "they have three hearts; a systemic or main heart that circulates blood around the body and two branchial or gill hearts that pump it through the two gills.", www.aquarium.co.za, www.aquariumofpacific.org, www.britannica.com, www.horniman.ac.uk, www.montereybayaquarium.org, www.sheddaquarium.org, www.si.edu, www.smithsonianmag.com
Work
- pinnedblocks 26,083,601 to 26,083,901 to · on Ethereum mainnet
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#13from en.wikipedia.org
#8863from en.wikipedia.org
#15893from ocean.si.edu
#13143NOAA National Ocean Service, 'Octopuses have three hearts' (oceanservice.noaa.gov/facts/octopus-hearts); consistent with Encyclopedia Britannica's octopus anatomy entry.72 more
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