largest body part

File:Blue Whale Penis.jpg

As the largest animal that has existed, the blue whale has the largest instance of several body parts.

• Its tongue weighs around {{convert|2.7|t|ST kg}}.{{Cite book|title=The Scientific Monthly|publisher=American Association for the Advancement of Science|year=1915|page=21}}
• Its mouth is large enough to hold up to {{convert|90|t|ST kg}} of food and water.{{Cite web|url=http://whale.wheelock.edu/bwcontaminants/welcome.html|title=Contaminant analysis of organochlorines in blubber biopsies from Blue Whales in the St Lawrence|publisher=Trent University|author=Jason de Koning and Geoff Wild|year=1997|access-date=29 June 2007|archive-url=https://web.archive.org/web/20070704145244/http://whale.wheelock.edu/bwcontaminants/welcome.html|archive-date=2007-07-04|url-status=dead}}
• Its heart typically weighs {{convert|600|kg|lb ST|abbr=on}} and can reach {{convert|900|kg|lb ST|abbr=on}} in exceptional cases"[http://www.seaworld.org/animal-info/animal-bytes/animalia/eumetazoa/coelomates/deuterostomes/chordata/craniata/mammalia/cetacea/blue-whale.htm Animal Bytes - Blue Whale] {{Webarchive|url=https://web.archive.org/web/20131102052036/http://seaworld.org/animal-info/animal-bytes/animalia/eumetazoa/coelomates/deuterostomes/chordata/craniata/mammalia/cetacea/blue-whale.htm |date=2013-11-02 }}". SeaWorld. Retrieved 27 January 2013.
• Its aorta is about {{convert|23|cm|in}} in diameter.{{Cite web|url=http://www2.ucsc.edu/seymourcenter/PDF/2.%20Ms.%20B%20measurements.pdf |title=Ms. Blue's Measurements |author=Caspar, Dave |date=April 2001 |access-date=2006-09-01 |publisher=Seymour Center, University of California, Santa Cruz. |archive-url=https://web.archive.org/web/20060918140222/http://www2.ucsc.edu/seymourcenter/PDF/2.%20Ms.%20B%20measurements.pdf |archive-date=2006-09-18 |url-status=dead }}
• The blue whale's penis typically measures 2.5 metres (8 ft 2 in) to 3 metres (9.8 ft) and a diameter of 30 centimetres (12 in) to 36 centimetres (14 in).{{cite web|url=http://bioweb.uwlax.edu/bio203/s2012/olson_rile/reproduction.htm|title=Reproduction|publisher=University of Wisconsin|access-date=3 October 2012}}

Image:Giraffe standing.jpg

• The giant and colossal squids have the largest recorded eyes of any living animal, with a maximum diameter of at least {{convert|27|cm|in|abbr=on}}.{{cite journal | last1 = Nilsson | first1 = D.-E. | last2 = Warrant | first2 = E.J. | last3 = Johnsen | first3 = S. | last4 = Hanlon | first4 = R. | last5 = Shashar | first5 = N. | year = 2012 | title = A unique advantage for giant eyes in giant squid | journal = Current Biology | volume = 22 | issue = 8| pages = 683–688 | doi = 10.1016/j.cub.2012.02.031 | pmid=22425154| doi-access = free | bibcode = 2012CBio...22..683N }} Only the extinct ichthyosaurs are known to have had larger eyes.
• The giraffe has the longest neck of any land mammal."[http://www.sandiegozoo.org/animalbytes/t-giraffe.html Mammals: Giraffe]". San Diego Zoo. Retrieved 27 January 2013.
• The north Pacific right whale has the largest testes of any mammal.{{cite book|title=Encyclopedia of Animal Behavior|url=https://books.google.com/books?id=O5lnDwAAQBAJ&q=%22North+Pacific+right+whales%22|date=21 January 2019|publisher=Elsevier Science|isbn=978-0-12-813252-4}}
• The walrus has the largest baculum of any mammal.{{cite book|author1=William F. Perrin|author2=Bernd Wursig|author3=J.G.M. 'Hans' Thewissen|title=Encyclopedia of Marine Mammals|url=https://books.google.com/books?id=2rkHQpToi9sC&q=%22largest+baculum%22|date=26 February 2009|publisher=Academic Press|isbn=978-0-08-091993-5}}
• The wandering albatross has the largest wingspan at {{convert|3.63|m|ftin|abbr=off}}.{{cite web|url=http://www.guinnessworldrecords.com/content_pages/record.asp?recordid=50284 |title=Largest Wingspan Of Any Living Bird |publisher=Guinness World Records |archive-url=https://web.archive.org/web/20050409085552/http://www.guinnessworldrecords.com/content_pages/record.asp?recordid=50284 |archive-date=9 April 2005}}
• The longest horns ever recorded belonged to a wild water buffalo and measured {{convert|4.24|m|ftin|abbr=off}} from tip to tip.{{cite web|url=http://www.guinnessworldrecords.com/content_pages/record.asp?recordid=51205 |title=Longest Horns |publisher=Guinness World Records |archive-url=https://web.archive.org/web/20051123012556/http://www.guinnessworldrecords.com/content_pages/record.asp?recordid=51205 |archive-date=23 November 2005}}
• The largest and heaviest brain belongs to the sperm whale, weighing around 9 kilograms."[http://marinebio.org/species.asp?id=190 Physeter catodon, Sperm Whale]". MarineBio. Retrieved 27 January 2013.
• The Arctic lion's mane jellyfish may be the longest animal; the biggest had a bell (body) with a diameter of {{convert|2.28|m|ftin|abbr=off|sp=us}} and the tentacles reached {{convert|120|ft|m|1|abbr=on|disp=flip}}. It was found washed up on the shore of Massachusetts Bay in 1870.[http://www.extremescience.com/GiantJellyfish.htm "Giant Jellyfish: Arctic Lion's Mane"] {{Webarchive|url=https://web.archive.org/web/20100205061702/http://extremescience.com/GiantJellyfish.htm |date=2010-02-05 }}. Extreme Science. Retrieved 27 January 2013.
• Bootlace worms can reach great lengths. A specimen was measured at {{convert|55|m|ft|abbr=on}} but this may be unreliable as the body is somewhat elastic.Carwardine, M. (1995). The Guinness Book of Animal Records. Guinness Publishing. p. 232.

• The Morgan's sphinx hawk moth has the longest proboscis in relation to its body size. Its 25–30 cm proboscis is over 3 times longer than its body. It is also known as Darwin's moth because Charles Darwin predicted its existence some 40 years before it was discovered from experiments he did on an orchid with a "foot long" nectary.{{cite web |last=Beccaloni |first=George |url=http://wallacefund.info/darwin-and-wallaces-predictions-come-true-0 |title=Darwin and Wallace's Predictions Come True |publisher=The Alfred Russel Wallace Website |date=23 April 2010 |access-date=27 January 2013}}
• The tube-lipped nectar bat has the longest tongue of any mammal in relation to its body size. Its {{convert|85|mm|in|1|abbr=on}} tongue is 1.5 times longer than its body, and must be kept inside its rib cage.{{cite web|url=http://uk.news.yahoo.com/06122006/80-132/animal-stows-its-tongue-its-rib-cage.html |title=The animal that stows its tongue in its rib cage |publisher=Yahoo! News |date=6 December 2006 |archive-url=https://web.archive.org/web/20061213093802/http://uk.news.yahoo.com/06122006/80-132/animal-stows-its-tongue-its-rib-cage.html |archive-date=13 December 2006}}
• The barnacle is the creature with the largest penis as a proportion of its body size.{{cite web |url=http://www.museum.vic.gov.au/crust/barnbiol.html |title=Biology of Barnacles |publisher=Museum Victoria |archive-url=https://web.archive.org/web/20060719092039/http://www.museum.vic.gov.au/crust/barnbiol.html |archive-date=19 July 2006}}
• Among vertebrates, the Argentine blue-bill duck has the longest penis in relation to its body size.{{cite news |last=Mayell |first=Hillary |url=http://news.nationalgeographic.com/news/2001/10/1023_corkscrewduck.html |archive-url=https://web.archive.org/web/20011026020635/http://news.nationalgeographic.com/news/2001/10/1023_corkscrewduck.html |url-status=dead |archive-date=October 26, 2001 |title=Evolutionary Oddities: Duck Sex Organ, Lizard Tongue |work=National Geographic News |date=23 October 2001 |access-date=27 January 2013}}
• The vampire squid has the largest eyes of any animal relative to its size.{{cite book |last=Ellis |first=Richard |year=1998 |title=Deep Atlantic: Life, Death, and Exploration in the Abyss |publisher=Lyon Press |isbn=978-1-558-21663-1}} Quoted by: {{cite web |last=Wood |first=James B. |url=http://www.thecephalopodpage.org/vsfh.php |title=Introducing Vampyroteuthis infernalis, the vampire squid from Hell |publisher=The Cephalopod Page |access-date=27 January 2013}}
• The kiwi lays the largest egg of any bird relative to its size{{snd}} up to a quarter of the mass of the female.
• Viperfish have the largest teeth of any fish relative to its size.
• Shrews have the largest brain-to-body mass ratio of any animal, with brains that are 10% of body weight. Humans however have the largest encephalization quotient of any animal.{{cite journal|last=Roth|first=Gerhard|author2=Ursula Dicke |title=Evolution of the brain and intelligence|journal=Trends in Cognitive Sciences|date=May 2005|volume=9|issue=5|pages=250–257|doi=10.1016/j.tics.2005.03.005|pmid=15866152|s2cid=14758763}}
• Dogs have the largest heart-to-body mass ratio.{{Cite web|date=February 13, 2018|title=10 Amazinf AnimalHeart Facts|url=https://cvm.ncsu.edu/10-amazing-animal-heart-facts/#:~:text=But%20the%20animal%20with%20the,mice%20and%20humans%20%E2%80%94%20have%20a%20.|access-date=April 23, 2021|website=Veterinary Medicine News}}
• The jerboa has the largest ear as a proportion of its body size.{{Cite web |date=2019-04-12 |title=This animal has the biggest ears on Earth (relative to size) |url=https://www.nationalgeographic.com/animals/article/biggest-ears-elephants-jerboa-bats |archive-url=https://web.archive.org/web/20210301145733/https://www.nationalgeographic.com/animals/article/biggest-ears-elephants-jerboa-bats |url-status=dead |archive-date=March 1, 2021 |access-date=2023-02-22 |website=Animals |language=en}}

File:Gray252.png is the longest bone in humans]]

• The longest bone in the human body is the femur.{{cite web |last=Dunleavy |first=Mara A. |url=http://www.yale.edu/ynhti/curriculum/units/1985/7/85.07.06.x.html |title=Anatomy and Physiology of the Human Knee Joint |publisher=Yale-New Haven Teachers Institute |access-date=27 January 2013}}
• The largest artery is the aorta{{cite web |url=http://www.bostonscientific.com/templatedata/imports/HTML/CRM/heart/vessel_intro.html |title=Intro to Blood Vessels |publisher=Boston Scientific |access-date=27 January 2013 |archive-url=https://web.archive.org/web/20121114112821/http://www.bostonscientific.com/templatedata/imports/HTML/CRM/heart/vessel_intro.html |archive-date=2012-11-14 |url-status=dead }} and the largest vein is the inferior vena cava.[http://www.madsci.org/posts/archives/jul2000/963290200.An.r.html "Re: What is the largest vein?"]. MadSci Network. Retrieved 27 January 2013.
• The largest internal organ (by mass) is the liver, with an average of {{convert|1.6|kg|lb|abbr=off}}.{{cite book|last1=Norris |first1=Maggie A. |last2=Siegfried |first2=Donna Rae |year=2012 |url=https://books.google.com/books?id=wpV520lF4uUC&pg=PA106 |title=Anatomy Essentials for Dummies |publisher=John Wiley & Sons |page=106 |isbn=978-1-118-18421-9}}
• The largest external organ, which is also the largest organ in general, is the skin.{{cite web |url=http://science.nationalgeographic.co.uk/science/health-and-human-body/human-body/skin-article/ |title=Skin |publisher=National Geographic |access-date=27 January 2013}}
• The longest muscle is the sartorius muscle in the thigh.{{cite journal |author1=Harris, A. John |author2=Duxson, Marilyn J. |author3=Butler, Jane E. |author4=Hodges, Paul W. |author5=Taylor, Janet L. |author6=Gandevia, Simon C. |url=http://cat.inist.fr/?aModele=afficheN&cpsidt=17105039 |title=Muscle fiber and motor unit behavior in the longest human skeletal muscle |journal=The Journal of Neuroscience |year=2005 |volume=25 |issue=37 |pages=8528–8533 |doi=10.1523/jneurosci.0923-05.2005 |pmid=16162934|pmc = 6725658|doi-access=free }}
• The longest single nerve is the sciatic nerve in the thigh, counting its branches and axons.

• The person with the longest tongue is Nick Stoeberl of Salinas, California, United States, whose tongue measures {{convert|10.1|cm|in|2}}.{{cite web|url=http://www.guinnessworldrecords.com/world-records/size/longest-tongue |title=Longest Tongue |publisher=Guinness World Records |access-date=28 April 2017}}
• The woman with the longest legs is Maci Currin. At a height of {{convert|208.28|cm|ft|2|abbr=on}}, her legs measure {{convert|134.78|cm|in|0}}.[https://www.guinnessworldrecords.com/world-records/longest-legs-female "Longest legs on a person (female)"]. Guinness World Records. Published 21 February 2020. Retrieved July 26 2024.
• The woman with the longest fingernails is Lee Redmond. The total length of her fingernails is 7.513 meters."[http://www.guinnessworldrecords.com/world-records/extraordinary/longest-fingernails-%28female%29-ever Longest Fingernails - Female]". Guinness World Records. Retrieved 27 January 2013. The person with the longest fingernails on one hand is Shridhar Chillal,{{cite web |title=Check out the longest fingernails ever in Shridhar Chillal's Record Holder Profile Video |url=https://www.guinnessworldrecords.com/news/2015/9/record-holder-profile-video-shridhar-chillal-and-the-longest-fingernails-ever-398817 |website=Guinness World Records |access-date=28 May 2021 |date=2015-09-29}} the woman with the longest fingernails on one hand is Ayanna Williams.{{cite web |last1=Gilbert |first1=Asha C. |title=Texas woman cuts off her 24-foot nails after breaking Guinness World Record |url=https://www.usatoday.com/story/news/2021/04/08/ayanna-williams-breaks-guinness-world-record-longest-nails/7137520002/ |website=USA TODAY |access-date=28 May 2021}}
• The longest head of hair belonged to Xie Qiuping of China and measured {{convert|5.627|m|ftin|abbr=off}} on 8 May 2004."[http://www.guinnessworldrecords.com/world-records/dedication/longest-hair-%28female%29 Longest hair]". Guinness World Records. Retrieved 27 January 2013.
• The longest beard ever measured belonged to Hans Langseth of Norway; at his death in 1927 it was {{convert|5.33|m|ft}} long.{{cite web|url=http://www.guinnessworldrecords.com/world-records/3000/longest-beard-male |title=Longest beard – male |publisher=Guinness World Records |access-date=27 January 2013}}[http://www.hanslangseth.com "Hans Langseth"]. Retrieved 27 January 2013.
• The longest ear hair belongs to Victor Anthony of India, measuring 18.1 centimetres (7.12 inches)."[http://www.guinnessworldrecords.com/world-records/2000/longest-ear-hair Longest Ear Hair]". Guinness World Records. Retrieved 27 January 2013.
• The largest feet belonged to Matthew McGrory. His left foot measured {{convert|17|in|cm}} and he wore size 29 1/2 shoes.{{Cite news|url=http://www.guinnessworldrecords.com/world-records/longest-toe|title=Longest toe|work=Guinness World Records|access-date=2018-09-30|language=en-GB}}

{{Expand section|date=September 2011}}

• The animals with the longest necks, up to {{convert|15|m|ft}} in some cases, were plesiosaurs (such as Elasmosaurus and Mauisaurus) and sauropod dinosaurs (such as Mamenchisaurus, Sauroposeidon, and Supersaurus).
• Another notable example is Tanystropheus, a genus of archosauromorph reptiles from the Middle Triassic period. The species Tanystropheus hydroides could reach lengths of approximately 6 meters (20 ft), with its neck comprising about half of its total body length. This neck was composed of just 13 elongated vertebrae, making it three times longer than the torso.{{Cite web |date=2020-09-25 |title=150 Year-Old Mystery Solved: Bizarre Giraffe-Necked Reptile Was a Surprisingly Adaptable Hunter |url=https://scitechdaily.com/150-year-old-mystery-solved-bizarre-giraffe-necked-reptile-was-a-surprisingly-adaptable-hunter/ |access-date=2025-04-30 |website=SciTechDaily |language=en-US}}{{Cite web |last=Spiekman |first=Stephan N.F. |date=2020 |title=Aquatic Habits and Niche Partitioning in the Extraordinarily Long-Necked Triassic Reptile Tanystropheus |url=https://www.sci.news/paleontology/tanystropheus-hydroides-08727.html}}

• Largest organism
• Largest prehistoric organisms
• Giant animal (disambiguation)

{{Reflist|40em}}

{{DEFAULTSORT:Largest Body Part}}

Category:Animal anatomy

Category:Largest things