List of mammalian gestation durations - Wikipedia List of mammalian gestation durations Main article : Pregnancy ( mammals ) § Gestation periods Mammal Gestation period ( days ) Reference Min Max Average Alpaca 345 Baboon 187 Bear ( black ) 220 Bear ( grizzly ) 215 Bear ( polar ) 241 Beaver 122 American bison 217 Camel ( Bactrian ) 360 420 390 Cat ( domestic ) 58 67 64 Chimpanzee 230 250 240 Chinchilla 105 115 110 Chipmunk 31 Cow 279 292 286 Deer ( white - tailed ) 201 Dog ( domestic ) 58 65 61 Donkey 365 Elephant ( Asian ) 617 Elephant ( African ) 645 Elk ( wapiti ) 240 250 245 European mink 38 76 57 Ferret ( domestic ) 41 42 41 Fox ( red ) 52 Gerbil 22 26 24 Giraffe 420 450 430 Goat ( domestic ) 145 155 150 Gorilla 255 260 257 Guinea pig 56 74 65 Hamster 16 23 20 Hippopotamus 225 250 237 Horse 330 342 336 Human 259 375 270 Kangaroo 42 Leopard 92 95 93 Lion 108 Llama 330 Mink 40 75 57 Monkey ( rhesus ) 164 Moose 240 250 245 Mouse ( domestic white ) 19 Mouse ( meadow ) 21 Muskrat 28 30 29 Opossum ( Virginia ) 12 13 12 Otter 60 86 73 Pig ( domestic ) 112 115 113 Porcupine 210 Puma 90 Rabbit ( domestic ) 28 35 31 Raccoon 63 Rat 21 23 22 Rhinoceros ( black ) 450 Seal 330 Sea lion ( California ) 350 Squirrel ( gray ) 30 40 35 Tiger 105 113 109 Walrus 456 Whale ( sperm ) 480 590 535 Wolf 60 68 64 Wombat 26 28 27 Zebra ( Grant 's ) 361 390 375 References Gestation, Incubation, and Longevity of Selected Animals David Crystal, The Cambridge Factfinder Cambridge : Cambridge University Press, 1998 ( 84 ). Online animal encyclopedia Study finds wide range in pregnancy length Notes Wikidata has the property : gestation period ( P3063 ) ( see talk ; uses ) Jump up ^ infoplease.com > Health and Science > Environment and Nature > Nature > Gestation, Incubation, and Longevity of Selected Animals By James G. Doherty, general curator, The Wildlife Conservation Society. Retrieved on April 9, 2010 Jump up ^ Paris Hill Farm. `` Alpacas 101 ''. Retrieved 2012 - 07 - 14. Jump up ^ Northwest Alpacas. `` Alpaca Q&A ''. Archived from the original on 2012 - 07 - 21. Retrieved 2012 - 07 - 14. Jump up ^ University of Michigan. `` Ursus Americanus ''. Retrieved 2013 - 01 - 16. ^ Jump up to : Anamnese en lichamelijk onderzoek bij gezelschapsdieren, A. Rijnberk, F.J. van Sluis, 2nd print, Bohn Stafleu van Loghum, 2005, ( Current Dutch veterinary examination study book for small domestic mammals ) Jump up ^ The Laboratory Rat, 2nd Edition, Eds. Mark A. Sucklow, Steven H. Weisbroth, and Craig L. Franklin. Page 151. This developmental biology article is a stub. You can help Wikipedia by expanding it. Retrieved from `` https://en.wikipedia.org/w/index.php?title=List_of_mammalian_gestation_durations&oldid=823976104 '' Categories : Fertility Midwifery Developmental biology stubs Talk About Wikipedia Català Deutsch فارسی Frysk Gaeilge हिन्दी Íslenska Latviešu Nederlands 中文 3 more Edit links This page was last edited on 4 February 2018, at 16 : 04. Text is available under the Creative Commons Attribution - ShareAlike License ; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia ® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. About Wikipedia

Question: what animal has a 9 week gestation period
Answer: Raccoon