Adamson CJ, Morrison‐Welch N, Rogers CD. 2022. The amazing and anomalous axolotls as scientific models. Dev Dyn. 251(6):922–933. doi:10.1002/dvdy.470.
Alcaraz G, López-Portela X, Robles-Mendoza C. 2015. Response of a native endangered axolotl, Ambystoma mexicanum (Amphibia), to exotic fish predator. Hydrobiologia. 753(1):73–80. doi:10.1007/s10750-015-2194-4.
Ayala C, Ramos AG, Merlo Á, Zambrano L. 2019. Microhabitat selection of axolotls, Ambystoma mexicanum, in artificial and natural aquatic systems. Hydrobiologia. 828(1):11–20. doi:10.1007/s10750-018-3792-8.
Bartels M, Münz H, Claas B. 1990. Representation of lateral line and electrosensory systems in the midbrain of the axolotl, Ambystoma mexicanum. J Comp Physiol A. 167(3). doi:10.1007/BF00192570.
Bi K, Bogart JP. 2010. Time and time again: unisexual salamanders (genus Ambystoma) are the oldest unisexual vertebrates. BMC Evol Biol. 10(1):238. doi:10.1186/1471-2148-10-238.
Boisvert CA, Joss JM, Ahlberg PE. 2013. Comparative pelvic development of the axolotl (Ambystoma mexicanum) and the Australian lungfish (Neoceratodus forsteri): conservation and innovation across the fish-tetrapod transition. EvoDevo. 4(1):3. doi:10.1186/2041-9139-4-3.
Bölük A, Yavuz M, Demircan T. 2022. Axolotl: a resourceful vertebrate model for regeneration and beyond. Dev Dyn. 251(12):1914–1933. doi:10.1002/dvdy.520.
Brandon RA. 1989. Natural history of the axolotl and its relationship to other ambytomatid salamanders. In: Developmental biology of the axolotl. New York (NY): Oxford University Press. p. 13–21.
Bride IG, Griffiths RA, Meléndez-Herrada A, Mckay JE. 2008. Flying an amphibian flagship: conservation of the axolotl Ambystoma mexicanum through nature tourism at Lake Xochimilco, Mexico. Int Zoo Yearb. 42(1):116–124. doi:10.1111/j.1748-1090.2008.00044.x.
Bukowski L, Erickson K, Lyerla TA. 1990. Characterization of the yellow pigment in the axanthic mutant of the Mexican axolotl, Ambystoma mexicanum. Pigment Cell Res. 3(3):123–125. doi:10.1111/j.1600-0749.1990.tb00275.x.
Carrizo SF, Jähnig SC, Bremerich V, Freyhof J, Harrison I, He F, Langhans SD, Tockner K, Zarfl C, Darwall W. 2017. Freshwater megafauna: flagships for freshwater biodiversity under threat. BioScience. 67(10):919–927. doi:10.1093/biosci/bix099.
Cenisio R. 2022 Jul 13. Rewilding the axolotl. Atmos. [accessed 2022 Nov 1]. https://atmos.earth/mexico-axolotl-lake-xochimilco-endangered-rewilding/.
Chaparro-Herrera D de J, Nandini S, Sarma SSS. 2013. Effect of water quality on the feeding ecology of axolotl Ambystoma mexicanum. J Limnol. 72(3):46. doi:10.4081/jlimnol.2013.e46.
Chaparro-Herrera DJ, Nandini S, Sarma SSS. 2020. Turbidity effects on feeding by larvae of the endemic Ambystoma mexicanum and the introduced Oreochromis niloticus in Lake Xochimilco, Mexico. Ecohydrol Hydrobiol. 20(1):91–101. doi:10.1016/j.ecohyd.2019.07.002.
Clemen G, Greven H. 2015. Organisation of the palate in a spontaneously transforming Mexican axolotl (Ambystoma mexicanum): a case report. Vertebr Zool. 65(3):351–356.
Contreras V, Martínez-Meyer E, Valiente E, Zambrano L. 2009. Recent decline and potential distribution in the last remnant area of the micro-endemic Mexican axolotl (Ambystoma mexicanum). Biol Conserv. 142(12):2881–2885. doi:10.1016/j.biocon.2009.07.008.
Coppedge V. 2004. Axolotls in the second grade. Int J Develop Biol. 40(4):895-896.
D’Août K, Aerts P. 1997. Kinematics and efficiency of steady swimming in adult axolotls (Ambystoma mexicanum). J Exp Biol. 200(13):1863–1871. doi:10.1242/jeb.200.13.1863.
Duméril A. 1866. Observations faites a la menagerie des reptiles du Museum d'Histoire Naturelle sur reproduction des axolotls, batraciens urodeles a branchies exterieures et sur les metamorphoses qu'ils y ont subies. Bull Soc Imp Zool Acclim. 2: 79-89.
Echeverri K, Fei J, Tanaka EM. 2022. The axolotl’s journey to the modern molecular era. In: Current topics in developmental biology. Cambridge (MA): Elsevier. p. 631–658. 10.1016/bs.ctdb.2021.12.010.
Eisthen HL, Krause BC. 2012. Ambiguities in the relationship between gonadal steroids and reproduction in axolotls (Ambystoma mexicanum). Gen Comp Endocrinol. 176(3):472–480. doi:10.1016/j.ygcen.2011.12.034.
Enríquez García C, Nandini S, Sarma SSS. 2009. Seasonal dynamics of zooplankton in Lake Huetzalin, Xochimilco (Mexico City, Mexico). Limnologica. 39(4):283–291. doi:10.1016/j.limno.2009.06.010.
Everson KM, Gray LN, Jones AG, Lawrence NM, Foley ME, Sovacool KL, Kratovil JD, Hotaling S, Hime PM, Storfer A, et al. 2021. Geography is more important than life history in the recent diversification of the tiger salamander complex. Proc Natl Acad Sci. 118(17):e2014719118. doi:10.1073/pnas.2014719118.
Ezcurra E. 1990. De las chinampas a la megalopolis: el medio ambiente en la cuenca de México. Fondo de Cultura Económica (series: Ciencia desde México). 119 p.
Fei J-F, Lou WP-K, Knapp D, Murawala P, Gerber T, Taniguchi Y, Nowoshilow S, Khattak S, Tanaka EM. 2018. Application and optimization of CRISPR–Cas9-mediated genome engineering in axolotl (Ambystoma mexicanum). Nat Protoc. 13(12):2908–2943. doi:10.1038/s41596-018-0071-0.
Fenske R, Köhler U, Kretzschmar K. 1995. Haltung und aufzucht des axolotls Ambystoma mexicanum (Shaw, 1798) (Husbandry and breeding of the axolotl Ambystoma mexicanum (Shaw, 1798)). Sauria 17: 21–25.
Fox DJ. 1965. Man–water relationships in metropolitan Mexico. Geogr Rev. 55(4):523. doi:10.2307/212413.
Frías-Alvarez P, Vredenburg VT, Familiar-López M, Longcore JE, González-Bernal E, Santos-Barrera G, Zambrano L, Parra-Olea G. 2008. Chytridiomycosis survey in wild and captive Mexican amphibians. EcoHealth. 5(1):18–26. doi:10.1007/s10393-008-0155-3.
Frost DR. 2021. Amphibian species of the world: an online reference (ver. 6.1): Ambystoma mexicanum [online database]. [accessed 2022 Oct 26]. New York: American Museum of Natural History. doi:10.5531/db.vz.0001.
Garstang W. 1951. Larval forms and other zoological verses. Oxford: Basil Blackwell.
Gasco F. 1881. Les amours des axolotls. Bull Société Zool Fr. 6:151–162.
Gresens J. 2004. An introduction to the Mexican axolotl (Ambystoma mexicanum). Lab Anim. 33(9):41–47. doi:10.1038/laban1004-41.
Griffiths RA, Bride IG, Meléndez A, Álvarez-Romero JG, Arana F, Arroyo I, Benítez H, Buley K, Bustamante E, Chaparroet D, al. 2004. The conservation of the axolotl (Ambystoma mexicanum) in Xochimilco, Mexico City: a species/habitat action plan. Produced by the Darwin Initiative International Seminar-Workshop held at UAMXCIBAC, Dec 6-9, Mexico City. Canterbury (UK): Durrell Institute of Conservation and Ecology, University of Kent; 54 p.
Griffiths RA, Graue V, Bride IG. 2003. The axolotls of Lake Xochimilco: the evolution of a conservation programme. Axolotl News. 30:12–18.
Griffiths RA, Graue V, Bride IG, Mckay JE. 2004. Conservation of the axolotl (Ambystoma mexicanum) at Lake Xochimilco, Mexico. Herpetol Bull. 89:4–11.
Griffiths RE, Bride IG, McKay JE. 2008. Conservation action for the Mexican axolotl (Ambystoma mexicanum). In: Stuart SN, Hoffmann M, Chanson JS, Cox NA, Berridge RJ, Ramani P, Young BE, editors. Threatened amphibians of the world. Barcelona (Spain): Lynx Edicions. p. 131–132.
Hime PM, Lemmon AR, Lemmon ECM, Prendini E, Brown JM, Thomson RC, Kratovil JD, Noonan BP, Pyron RA, Peloso PLV, et al. 2021. Phylogenomics reveals ancient gene tree discordance in the amphibian tree of life. Systematic Biology. 70(1):49–66. doi:10.1093/sysbio/syaa034.
ITIS (Integrated Taxonomic Information System) [online database]. 2022. Ambystoma mexicanum. TSN 586244. [accessed 2022 Oct 26]. https://www.itis.gov/.
IUCN SSC Amphibian Specialist Group. 2020. Ambystoma mexicanum. The IUCN red list of threatened species. Version 2022.1; e. T1095A53947343 (species assessed 2019 Oct 23; page accessed 2022 Oct 26). doi:10.2305/IUCN.UK.2020-3.RLTS.T1095A53947343.en.
de Jesus Chaparro-Herrera D, Nandini S, Sarma SSS, Zambrano L. 2011. Feeding behaviour of larval Ambystoma mexicanum. Amphib-Reptil. 32(4):509–517. doi:10.1163/156853811X610348.
Lee J, Gardiner DM. 2012. Regeneration of limb joints in the axolotl (Ambystoma mexicanum). PLoS ONE. 7(11):e50615. doi:10.1371/journal.pone.0050615.
Legorreta BG. 2002. Sobrevivencia y crecimiento de huevos y larvas de Ambystoma mexicanum Shaw 1798 (Amphibia: Caudata) bajo condiciones de laboratorio. [Xochimilco, México]: Universidad Autónoma Metropolitana. Unpublished bachelor’s thesis.
Maex M, Van Bocxlaer I, Mortier A, Proost P, Bossuyt F. 2016. Courtship pheromone use in a model urodele, the Mexican axolotl (Ambystoma mexicanum). Sci Rep. 6(1):20184. doi:10.1038/srep20184.
Malacinski GM. 1978. The Mexican axolotl, Ambystoma mexicanum: its biology and developmental genetics, and its autonomous cell-lethal genes. Am Zool. 18(2):195–206. doi:10.1093/icb/18.2.195.
Mansour N, Lahnsteiner F, Patzner RA. 2011. Collection of gametes from live axolotl, Ambystoma mexicanum, and standardization of in vitro fertilization. Theriogenology. 75(2):354–361. doi:10.1016/j.theriogenology.2010.09.006.
Mazari-Hiriart M, Ponce-de-León S, López-Vidal Y, Islas-Macías P, Amieva-Fernández RI, Quiñones-Falconi F. 2008. Microbiological implications of periurban agriculture and water reuse in Mexico City. PLoS ONE. 3(5):e2305. doi:10.1371/journal.pone.0002305.
McCusker C, Gardiner DM. 2011. The axolotl model for regeneration and aging research: a mini-review. Gerontology. 57(6):565–571. doi:10.1159/000323761.
McKay J. 2003. An evaluation of captive breeding and sustainable use of the Mexican axolotl (Ambystoma mexicanum). MSc dissertation, University of Kent, Canterbury, UK.
McKay JE, Griffiths RE, Bride IG. 2008. The cultural importance of the Mexican axolotl Ambystoma mexicanum. In: Stuart SN, Hoffmann M, Chanson JS, Cox NA, Berridge RJ, Ramani P, Young BE, editors. Threatened amphibians of the world. Barcelona (Spain): Lynx Edicions. p. 29.
Münz H, Claas B. 1991. Activity of lateral line efferents in the axolotl (Ambystoma mexicanum). J Comp Physiol A. 169(4). doi:10.1007/BF00197658.
Needleman SE, Rodriguez S. 2022 Mar 7. Videogames ‘Fortnite,’ ‘Minecraft’ catapult smiley salamander to global fame. Wall Str J. [accessed 2022 Nov 2]. https://www.wsj.com/articles/videogames-fortnite-minecraft-catapult-smiley-salamander-to-global-fame-11646666221.
Newth DR. 1960. Black axolotl, and white. Am Sci. 48(3):300–310.
[NOM] Norma Oficial Mexicana-059-SEMARNAT. 2010. Protección ambiental-especies nativas de México de flora y fauna silvestres Categorías de riesgo y especificaciones para su inclusión, exclusión o cambio Lista de especies en riesgo [Mexican native flora and fauna species and environmental protection; risk categories and specification for their inclusion, exclusion or change in the species risk list]. https://www.gob.mx/profepa/documentos/norma-oficial-mexicana-nom-059-semarnat-2010.
Olejnickova V, Kolesova H, Bartos M, Sedmera D, Gregorovicova M. 2022. The tale‐tell heart: Evolutionary tetrapod shift from aquatic to terrestrial life‐style reflected in heart changes in axolotl (Ambystoma mexicanum). Dev Dyn. 251(6):1004–1014. doi:10.1002/dvdy.413.
Orille AC, McWhinnie RB, Brady SP, Raffel TR. 2020. Positive effects of acclimation temperature on the critical thermal maxima of Ambystoma mexicanum and Xenopus laevis. J Herpetol. 54(3):289-292. doi:10.1670/19-080.
Panessiti C, Rull-Garza M, Rickards G, Konow N. 2021. Thermal sensitivity of axolotl feeding behaviors. Integr Comp Biol. 61(5):1881–1891. doi:10.1093/icb/icab120.
Park D, McGuire JM, Majchrzak AL, Ziobro JM, Eisthen HL. 2004. Discrimination of conspecific sex and reproductive condition using chemical cues in axolotls (Ambystoma mexicanum). J Comp Physiol [A]. 190(5):415–427. doi:10.1007/s00359-004-0510-y.
Parra-Olea G, Zamudio KR, Recuero E, Aguilar-Miguel X, Huacuz D, Zambrano L. 2012. Conservation genetics of threatened Mexican axolotls (Ambystoma). Anim Conserv. 15(1):61–72. doi:10.1111/j.1469-1795.2011.00488.x.
Pasmans F, Bogarets S, Janssen H, Sparreboom M. 2014. Ambystoma mexicanum (axolotl). In: Salamanders: keeping and breeding. Munster (Germany): Natur und Tier - Verlag. p. 195–196.
Paz O. 1971. Configurations. New York: New Directions Publishing.
Rabiela TR. 1991. Ecological and agricultural changes in the chinampas of Xochimilco–Chalco. In: Harvey HR, editor. Land and politics in the valley of Mexico: a two thousand year perspective. Albuquerque: University of New Mexico Press. p. 275-290.
Ramos AG, Mena‐González H, Zambrano L. 2021. The potential of temporary shelters to increase survival of the endangered Mexican axolotl. Aquat Conserv Mar Freshw Ecosyst. 31(6):1535–1542. doi:10.1002/aqc.3520.
Recuero E, Cruzado-Cortes J, Parra-Olea G, Zamudio KR. 2010. Urban aquatic habitats and conservation of highly endangered species: the case of Ambystoma mexicanum (Caudata, Ambystomatidae). Ann Zool Fenn. 47(4):223–238. doi:10.5735/086.047.0401.
Reiß C. 2022. Cut and paste: the Mexican axolotl, experimental practices and the long history of regeneration research in amphibians, 1864–present. Front Cell Dev Biol. 10:786533. doi:10.3389/fcell.2022.786533.
Reiß C, Olsson L, Hoßfeld U. 2015. The history of the oldest self-sustaining laboratory animal: 150 years of axolotl research. J Exp Zoolog B Mol Dev Evol. 324(5):393–404. doi:10.1002/jez.b.22617.
Salthe SN. 1967. Courtship patterns and the phylogeny of the urodeles. Copeia. 1967(1):100. doi:10.2307/1442181.
Satoh A, Graham GMC, Bryant SV, Gardiner DM. 2008. Neurotrophic regulation of epidermal dedifferentiation during wound healing and limb regeneration in the axolotl (Ambystoma mexicanum). Dev Biol. 319(2):321–335. doi:10.1016/j.ydbio.2008.04.030.
Schaffer HB. 1989. Natural history and ecology of the Mexican axolotls. Axolotl News. 18:5–11.
Schreckenberg GM, Jacobson AG. 1975. Normal stages of development of the axolotl, Ambystoma mexicanum. Dev Biol. 42(2):391–399. doi:10.1016/0012-1606(75)90343-7.
Sciences HM, . M, Mota-Rojas D, Vergara Iglesias A, Ramirez-Necoechea R, Olmos-Hernandez A, Toca-Ramirez J, Alonso-Spilsbury M. 2006. The axolotl (Ambystoma mexicanum): factors that limit its production and alternatives for its conservation. Int J Zool Res. 2(4):362–368. doi:10.3923/ijzr.2006.362.368.
SEMARNAT. 2018. Action program for the conservation of Ambystoma spp. species. Mexico City: SEMARNAT/CONANP. [accessed 2022 Nov 9]. https://www.gob.mx/conanp/documentos/programa-de-accion-para-la-conservacion-de-especies-pace-ambystoma-ambystoma-spp.
Serrano JM. 2011. Is prevention of water pollution and eutrophication the best option to ensure axolotl survival in its natural environment? Salamandra. 47(1):45–49.
Sever DM. 1992. Comparative anatomy and phylogeny of the cloacae of salamanders (Amphibia: Caudata). VI. Ambystomatidae and dicamptodontidae. J Morphol. 212(3):305–322. doi:10.1002/jmor.1052120309.
Shaffer HB. 1984. Evolution in a paedomorphic lineage. I. An electrophoretic analysis of the Mexican ambystomatid salamanders. Evolution. 38(6):1194–1206. doi:10.1111/j.1558-5646.1984.tb05643.x.
Shaffer HB. 1993. Phylogenetics of model organisms: the laboratory axolotl, Ambystoma mexicanum. Syst Biol. 42(4):508–522. doi:10.1093/sysbio/42.4.508.
Shaffer HB, McKnight ML. 1996. The polytypic species revisited: genetic differentiation and molecular phylogenetics of the tiger salamander Ambystoma tigrinum (Amphibia: Caudata) complex. Evolution. 50(1):417–433. doi:10.1111/j.1558-5646.1996.tb04503.x.
Smith HM. 1989. Discovery of the axolotl and its early history in biological research. In: Developmental biology of the axolotl. New York (NY): Oxford University Press. p. 4–13.
Smith HM, Smith RB. 1971. Synopsis of the herpterofauna of Mexico. Volume 1; analysis of the literature of the Mexican axolotl. Augusta: Eric Lundberg.
Smith LD. 1964. A test of the capacity of presumptive somatic cells to transform into primordial germ cells in the Mexican axolotl. J Exp Zool. 156(2):229–242. doi:10.1002/jez.1401560209.
Sobkow L, Epperlein H-H, Herklotz S, Straube WL, Tanaka EM. 2006. A germline GFP transgenic axolotl and its use to track cell fate: dual origin of the fin mesenchyme during development and the fate of blood cells during regeneration. Dev Biol. 290(2):386–397. doi:10.1016/j.ydbio.2005.11.037.
Sutasurja LA, Nieuwkoop PD. 1974. The induction of the primordial germ cells in the urodeles. Wilhelm Roux Arch Für Entwicklungsmechanik Org. 175(3):199–220. doi:10.1007/BF00582092.
Takami Y, Une Y. 2017. A retrospective study of diseases in Ambystoma mexicanum: a report of 97 cases. J Vet Med Sci. 79(6):1068–1071. doi:10.1292/jvms.17-0066.
Tapia M, Zambrano L. 2003. From aquaculture goals to real social and ecological impacts: carp introduction in rural Central Mexico. AMBIO: A Journal of the Human Environment. 32(4):252–257. doi:10.1579/0044-7447-32.4.252.
Tate CE. 2010. The axolotl as food and symbol in the Basin of Mexico, from 1200 BC to today. In: Staller J, Carrasco M, editors. Pre-Columbian foodways. New York, NY: Springer New York. p. 511–533. 10.1007/978-1-4419-0471-3_21.
Thompson S, Muzinic L, Muzinic C, Niemiller ML, Voss SR. 2014. Probability of regenerating a normal limb after bite injury in the Mexican axolotl (Ambystoma mexicanum). Regeneration. 1(3):27–32. doi:10.1002/reg2.17.
Tschudi JJ von. 1838. Classification der Batrachier: mit berucksichtigung der fossilen thiere dieser abtheilung der reptilian [Classification of the Batrachians: with reference to the fossil animals of this division of the reptiles] https://www.biodiversitylibrary.org/bibliography/4883.
UNEP. 2022. Ambystoma mexicanum. Species+ [online database]. Nairobi, Kenya: UNEP [compiled by UNEP-WCMC, Cambridge, UK]; [accessed 2022 Oct 26]. https://www.speciesplus.net/species#/taxon_concepts/6110/legal.
Valiente E, Tovar A, Gonzalez H, Eslava-Sandoval D, Zambrano L. 2010. Creating refuges for the axolotl (Ambystoma mexicanum). Ecol Restor. 28(3):257–259. doi:10.3368/er.28.3.257.
Vance E. 2017. The axolotl paradox. Nature. 551:285–289.
von Hagen VW. 1944. Francisco Hernández: naturalist, 1515-1578. Sci Mon. 58(5):383–385.
Voss SR, Epperlein HH, Tanaka EM. 2009. Ambystoma mexicanum, the axolotl: a versatile amphibian model for regeneration, development, and evolution studies. Cold Spring Harb Protoc. 2009(8):pdb.emo128. doi:10.1101/pdb.emo128.
Voss SR, Shaffer HB. 1997. Adaptive evolution via a major gene effect: paedomorphosis in the Mexican axolotl. Proc Natl Acad Sci. 94(25):14185–14189. doi:10.1073/pnas.94.25.14185.
Voss SR, Woodcock MR, Zambrano L. 2015. A tale of two axolotls. BioScience. 65(12):1134–1140. doi:10.1093/biosci/biv153.
Wanderer E. 2018. The axolotl in global circuits of knowledge production: producing multispecies potentiality. Cult Anthropol. 33(4):650–679. doi:10.14506/ca33.4.09.
Whiteley M, Armstrong JB. 1991. On the origin of the mesoderm in the Mexican axolotl, Ambystoma mexicanum. Can J Zool. 69(5):1221–1225. doi:10.1139/z91-174.
Williams JS, Niedzwiecki JH, Weisrock DW. 2013. Species tree reconstruction of a poorly resolved clade of salamanders (Ambystomatidae) using multiple nuclear loci. Mol Phylogenet Evol. 68(3):671–682. doi:10.1016/j.ympev.2013.04.013.
Zambrano L. 2006. The Mexican axolotl (Ambystoma mexicanum). Froglog. 78:2–3.
Zambrano L, Contreras V, Mazari-Hiriart M, Zarco-Arista AE. 2009. Spatial heterogeneity of water quality in a highly degraded tropical freshwater ecosystem. Environ Manage. 43(2):249–263. doi:10.1007/s00267-008-9216-1.
Zambrano L, Cortes H, Merlo-Galeazzi A. 2015. Eat and be eaten: reciprocal predation between axolotls (Ambystoma mexicanum) and crayfish (Cambarellus montezumae) as they grow in size. Mar Freshw Behav Physiol. 48(1):13–23. doi:10.1080/10236244.2014.970806.
Zambrano L, Mena H, Ayala C, Merlo A, Tovar A, Sumano C, Navarro M, Rubio M, Trejo M. 2015b. Plan de Acción para la Conservación de Ambystoma mexicanum. Laboratorio de Restauración Ecológica, Instituto de Biología, National Autonomous University of Mexico, Convenio con la Autoridad de la Zona Patrimonio de Xochimilco, Tláhuac y Milpa Alta.
Zambrano L, Rivas MI, Uriel-Sumano C, Rojas-Villaseñor R, Rubio M, Mena H, Vázquez-Mendoza DL, Tovar-Garza A. 2020. Adapting wetland restoration practices in urban areas: perspectives from Xochimilco in Mexico City. Ecological Rest. 38(2):114–123. doi:10.3368/er.38.2.114.
Zambrano L, Valiente E, Vander Zanden MJ. 2010a. Stable isotope variation of a highly heterogeneous shallow freshwater system. Hydrobiologia. 646(1):327–336. doi:10.1007/s10750-010-0182-2.
Zambrano L, Valiente E, Vander Zanden MJ. 2010b. Food web overlap among native axolotl (Ambystoma mexicanum) and two exotic fishes: carp (Cyprinus carpio) and tilapia (Oreochromis niloticus) in Xochimilco, Mexico City. Biol Invasions. 12(9):3061–3069. doi:10.1007/s10530-010-9697-8.
Zambrano L, Vega E, Herrera M. LG, Prado E, Reynoso VH. 2007. A population matrix model and population viability analysis to predict the fate of endangered species in highly managed water systems. Anim Conserv. 10(3):297–303. doi:10.1111/j.1469-1795.2007.00105.x.
The axolotl's branch-like gills help it breathe underwater.
These salamanders also have lungs to occasionally breathe at the surface.
Image credit: © John P. Clare via Flickr. Some rights reserved.