410:
93:
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468:
of the rainy season. Eggs incubated below 32 degrees
Celsius will hatch as males, while those incubated above 32 degrees Celsius will hatch as females. Within a few days after hatching, the young turtles begin to forage for food alone. This food includes vegetable matter, grasses, fruits, leaves, carrion and mollusks.
479:
was one of the foreign species exploited by the
American pet turtle trade in the 1960s. This species is at risk of predation by humans, birds, snakes, large fish, frogs and mammals. Importation of this species is now strictly regulated by federal law, but a captive, self-sustaining population exists
467:
The females lay two clutches of eggs each year, each with four to 35 eggs in it. They make their nests in sandy areas on the banks of rivers, where the eggs will hatch 66 to 159 days after they are laid. The eggs are laid at the peak of dry season so the nest will not be washed away with the floods
400:
is a type of side-necked turtles, so called because they do not pull their heads directly into their shells, but rather bend their necks sideways to tuck their heads under the rim of their shells. Side-neck turtles are classified as members of the suborder
Pleurodira.
627:) (2017). Rhodin AGJ, Iverson JB, van Dijk PP, et al. (eds.). "Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status".
428:. Yellow spots on the side of its head give this species its common name. These spots are most prominent in juveniles and fade with age. Females can be up to twice the size of males.
2593:
608:
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in the United States – some groups in zoos, others in the hands of private collectors. Individuals of this species have lived more than 30 years in captivity.
2674:
2629:
738:
694:
2474:
631:. Conservation Biology of Freshwater Turtles and Tortoises: A Compilation Project of the IUCN/SSC Tortoise and Freshwater Turtle Specialist Group.
2513:
795:
420:
is a large turtle, and can grow up to 45 cm long and weigh up to 8 kg. This species can be recognized by its black or brown oval
2679:
1113:
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2639:
2291:
969:
648:
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Synopsis
Reptilium or short descriptions of the species of reptiles. Part 1. Cataphracta, tortoises, crocodiles, and enaliosaurians.
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2334:
Turtles of the World 2021 Update: Annotated
Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status
409:
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1353:
1128:
674:"The Herpetology of Trinidad and Tobago: Yellow-headed Sideneck Turtle, Podocnemis unifilis (Family Pelomedusidae)"
2332:
2112:
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673:
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962:
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Rhodin AGJ, Iverson JB, Bour R, Fritz U, Georges A, Shaffer HB, van Dijk PP, et al. (
460:
or floodplain lakes. They feed on fruits, seeds, weeds, aquatic plants, fish, and small
2170:
1643:
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457:
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233:
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2384:
1875:
1040:
445:
371:
101:
2253:
848:
695:"Yellow-headed sideneck turtle videos, photos and facts - Podocnemis unifilis"
243:
223:
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773:
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2018:
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448:. They are found in tributaries and large lakes, naturally calm waters.
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Troschel, H. (1848). Amphibien, p. 645-661. In
Schomburgk, R. (ed.),
391:
213:
183:
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876:
739:
ARKive Yellow-headed sideneck turtle (Podocnemis unifilis). (n.d.)
425:
408:
146:
140:
424:(upper shell) with distinctive low keels on the second and third
2466:
2350:
777:
767:, Smithsonian Institution Press, Washington, D.C., and London.
18:
497:
Tortoise & Freshwater Turtle
Specialist Group (2016) .
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2016:
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456:During the flood season, turtles may venture into
2331:Phylogenetic arrangement of turtles based on
789:
763:Ernst, Carl H., and Roger W. Barbour (1989).
8:
436:These turtles are native to South America's
522:10.2305/IUCN.UK.1996.RLTS.T17825A7506933.en
2347:
2259:
2226:
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1991:
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118:
91:
82:
520:
328:Duméril & Bibron, 1835: 387 (in part)
69:Learn how and when to remove this message
32:This article includes a list of general
489:
641:10.3854/crm.7.checklist.atlas.v8.2017
444:basins, as well as rivers systems of
7:
760:Listed as Vulnerable (VU A1acd v3.1)
755:IUCN Red List of Threatened Species
581:Prodromus monographiae cheloniorum.
508:IUCN Red List of Threatened Species
86:Yellow-spotted Amazon river turtle
599:Treuttel, Wurtz & Co., London.
362:yellow-spotted Amazon river turtle
38:it lacks sufficient corresponding
14:
2675:Vulnerable biota of South America
672:Murphy, John C. (31 March 2016).
2630:IUCN Red List vulnerable species
725:
160:
23:
750:(Yellow-spotted River Turtle)"
1:
2205:Erymnochelys madagascariensis
963:Acanthochelys pallidipectoris
629:Chelonian Research Monographs
625:Turtle Taxonomy Working Group
376:yellow-headed sideneck turtle
310:) Cayennensis, Gray, 1831: 17
1100:Mesoclemmys sabiniparaensis
380:yellow-spotted river turtle
2696:
2680:Reptiles described in 1848
2238:Peltocephalus dumerilianus
956:Acanthochelys macrocephala
346:, Gray, 1870: 83 (in part)
2327:
2292:Podocnemis sextuberculata
2271:Podocnemis erythrocephala
893:
813:
579:Schweigger, A.F. (1812).
294:
287:
272:
265:
157:Scientific classification
155:
138:
116:
107:
99:
90:
85:
2640:Turtles of South America
1455:Chelodina kurrichalpongo
1114:Mesoclemmys vanderhaegei
741:Retrieved April 16, 2018
472:Threats and conservation
432:Distribution and habitat
386:, is one of the largest
352:, Siebenrock, 1902: 1623
1893:Hydromedusa maximiliani
1427:Chelodina burrungandjii
1397:Chelodina steindachneri
1122:Mesoclemmys vanegasorum
1107:Mesoclemmys tuberculata
1072:Mesoclemmys jurutiensis
970:Acanthochelys radiolata
635:(8th ed.): 1–292.
53:more precise citations.
1476:Chelodina walloyarrina
1376:Chelodina novaeguineae
414:
350:Podocnemis cayennensis
344:Chelonemys dumeriliana
326:Podocnemis dumeriliana
300:Schweigger, 1812: 298.
2665:Reptiles of Venezuela
2576:Paleobiology Database
1900:Hydromedusa tectifera
1799:Myuchelys latisternum
1549:Elseya flaviventralis
1354:Chelodina longicollis
1224:Platemys platycephala
734:at Wikimedia Commons
515:: e.T17825A97397562.
412:
382:, and locally as the
314:Hydraspis Cayennensis
2655:Reptiles of Colombia
2120:Pelusios rhodesianus
2071:Pelusios castanoides
2043:Pelusios bechuanicus
1946:Pseudemydura umbrina
1542:Elseya branderhorsti
1383:Chelodina pritchardi
1177:Phrynops paranaensis
1162:Phrynops geoffroanus
1093:Mesoclemmys raniceps
1086:Mesoclemmys perplexa
977:Acanthochelys spixii
765:Turtles of the World
544:"Appendices | CITES"
2660:Reptiles of Ecuador
2645:Fauna of the Amazon
2418:podocnemis-unifilis
2405:Podocnemis_unifilis
2391:Podocnemis unifilis
2361:Podocnemis unifilis
2299:Podocnemis unifilis
2092:Pelusios gabonensis
1630:Elseya novaeguineae
1585:Elseya lavarackorum
1448:Chelodina kuchlingi
1441:Chelodina insculpta
748:Podocnemis unifilis
732:Podocnemis unifilis
610:Podocnemis unifilis
595:Gray, J.E. (1831).
501:Podocnemis unifilis
477:Podocnemis unifilis
418:Podocnemis unifilis
398:Podocnemis unifilis
367:Podocnemis unifilis
340:Coutinho, 1868: 149
334:Troschel, 1848: 647
332:Podocnemis unifilis
276:Podocnemis unifilis
110:Conservation status
2670:Vulnerable animals
2285:Podocnemis lewyana
2278:Podocnemis expansa
2148:Pelusios williamsi
2085:Pelusios cupulatta
2064:Pelusios castaneus
2057:Pelusios carinatus
2050:Pelusios broadleyi
2036:Pelusios adansonii
2003:Pelomedusa subrufa
1792:Myuchelys georgesi
1745:Emydura tanybaraga
1738:Emydura subglobosa
1420:Chelodina alanrixi
1390:Chelodina reimanni
1347:Chelodina gunaleni
1191:Phrynops williamsi
1184:Phrynops tuberosus
1129:Mesoclemmys zuliae
1079:Mesoclemmys nasuta
1017:Chelus orinocensis
613:, Reptile Database
415:
338:Podocnemis tracaya
2650:Turtles of Brazil
2617:
2616:
2563:Open Tree of Life
2353:Taxon identifiers
2344:
2343:
2337:. Key: †=extinct.
2323:
2322:
2319:
2318:
2315:
2314:
2247:
2246:
2214:
2213:
2165:
2164:
2161:
2160:
2157:
2156:
2134:Pelusios subniger
2127:Pelusios sinuatus
2012:
2011:
1963:
1962:
1959:
1958:
1955:
1954:
1913:
1912:
1909:
1908:
1860:
1859:
1856:
1855:
1839:Rheodytes leukops
1815:
1814:
1806:Myuchelys purvisi
1761:
1760:
1752:Emydura victoriae
1731:Emydura macquarii
1717:Emydura australis
1693:
1692:
1660:
1659:
1593:Elseya nadibajagu
1507:
1506:
1498:Chelodina oblonga
1462:Chelodina parkeri
1434:Chelodina expansa
1369:Chelodina murrayi
1361:Chelodina mccordi
1303:
1302:
1299:
1298:
1266:
1265:
1257:Ranacephala hogei
1233:
1232:
1200:
1199:
1138:
1137:
1065:Mesoclemmys gibba
1058:Mesoclemmys dahli
1034:
1033:
1025:Chelus colombiana
986:
985:
914:
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730:Media related to
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357:
150:
133:
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16:Species of turtle
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2521:
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2508:
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2483:
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2447:
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2434:
2433:
2421:
2420:
2408:
2407:
2395:
2394:
2393:
2380:
2379:
2378:
2348:
2306:Podocnemis vogli
2260:
2227:
2194:
2183:
2176:
2141:Pelusios upembae
2078:Pelusios chapini
2025:
1992:
1981:
1974:
1935:
1924:
1882:
1871:
1847:Rheodytes devisi
1828:
1774:
1724:Emydura gunaleni
1706:
1673:
1651:Elseya schultzei
1520:
1469:Chelodina rugosa
1325:
1314:
1290:Rhinemys rufipes
1279:
1246:
1213:
1169:Phrynops hilarii
1151:
1047:
1010:Chelus fimbriata
999:
945:
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925:
891:
882:
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864:
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701:. Archived from
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554:
540:
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533:
531:
529:
524:
494:
322:Schinz, 1833: 41
316:, Gray, 1831: 42
298:Emys cayennensis
278:
258:P. unifilis
165:
164:
144:
127:
122:
121:
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83:
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63:
60:
54:
49:this article by
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2210:
2153:
2099:Pelusios marani
2008:
1951:
1919:Pseudemydurinae
1905:
1852:
1811:
1785:Myuchelys belli
1757:
1689:
1684:Elusor macrurus
1656:
1637:Elseya orestiad
1623:Elseya caelatus
1606:
1601:Elseya uberrima
1571:Elseya albagula
1554:
1503:
1481:
1402:
1340:Chelodina canni
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2209:
2208:
2200:
2198:
2191:
2180:
2173:
2171:Podocnemididae
2167:
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2159:
2158:
2155:
2154:
2152:
2151:
2144:
2137:
2130:
2123:
2116:
2113:Pelusios niger
2109:
2106:Pelusios nanus
2102:
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1868:
1866:Hydromedusinae
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1647:
1644:Elseya rhodini
1640:
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1608:
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1604:
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1588:
1581:
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1545:
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1535:Elseya dentata
1530:
1528:
1517:
1509:
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1505:
1504:
1502:
1501:
1493:
1491:
1488:Macrochelodina
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1465:
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1613:Hanwarachelys
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1578:Elseya irwini
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705:on 2009-02-20
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2304:
2298:
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2252:
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2188:Erymnochelys
2186:
2146:
2139:
2132:
2125:
2118:
2111:
2104:
2097:
2090:
2083:
2076:
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2017:
2001:
1984:
1944:
1929:Pseudemydura
1927:
1898:
1891:
1874:
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1837:
1820:
1804:
1797:
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1611:
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1576:
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1561:Pelocomastes
1559:
1547:
1540:
1533:
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1512:
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1467:
1460:
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1407:
1395:
1388:
1381:
1374:
1367:
1359:
1352:
1345:
1338:
1328:
1317:
1309:Chelodininae
1288:
1271:
1255:
1238:
1222:
1205:
1189:
1182:
1175:
1167:
1160:
1143:
1127:
1120:
1112:
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1063:
1056:
1039:
1023:
1015:
1008:
991:
975:
968:
961:
954:
937:
804:Side-necked
770:
764:
753:
747:
724:
707:. Retrieved
703:the original
698:
689:
677:. Retrieved
667:
632:
628:
618:
609:
604:
596:
591:
586:. 1:271-368.
583:
580:
575:
567:
562:
551:. Retrieved
547:
538:
526:. Retrieved
512:
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397:
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320:Emys Terekay
319:
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307:
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297:
275:
273:
257:
256:
244:
80:
65:
56:
37:
2488:iNaturalist
2385:Wikispecies
1876:Hydromedusa
1240:Ranacephala
1041:Mesoclemmys
446:the Guianas
405:Description
143:Appendix II
102:Krefeld Zoo
59:August 2011
51:introducing
2635:Podocnemis
2624:Categories
2254:Podocnemis
1986:Pelomedusa
849:Pleurodira
847:Suborder:
843:Testudines
835:Subclass:
709:2018-05-09
570:. Leipzig.
553:2022-01-14
528:28 October
484:References
245:Podocnemis
224:Pleurodira
220:Suborder:
214:Testudines
125:Vulnerable
34:references
1822:Rheodytes
1768:Myuchelys
1409:Chelydera
1330:Chelodina
1319:Chelodina
868:Subfamily
817:Kingdom:
548:cites.org
308:Hydraspis
252:Species:
180:Kingdom:
174:Eukaryota
100:Adult at
2602:Species+
2594:unifilis
2506:10869260
2370:Wikidata
2019:Pelusios
1273:Rhinemys
1207:Platemys
1145:Phrynops
929:Chelinae
920:Chelidae
886:Subgenus
837:Anapsida
831:Reptilia
825:Chordata
823:Phylum:
819:Animalia
659:89826255
422:carapace
413:Juvenile
384:taricaya
378:and the
372:commonly
289:Synonyms
230:Family:
204:Reptilia
194:Chordata
190:Phylum:
184:Animalia
170:Domain:
130:IUCN 3.1
2480:2442782
2376:Q863041
1700:Emydura
896:Species
841:Order:
829:Class:
808:species
452:Ecology
442:Orinoco
392:turtles
374:as the
240:Genus:
210:Order:
200:Class:
145: (
128: (
47:improve
2581:344504
2568:528625
2555:227871
2519:202121
2467:790997
2451:ECOS:
2431:191055
2413:ARKive
2263:
2230:
2197:
2179:
2028:
1995:
1977:
1938:
1885:
1831:
1777:
1709:
1676:
1667:Elusor
1525:Elseya
1514:Elseya
1282:
1249:
1216:
1154:
1050:
1002:
993:Chelus
948:
859:Family
806:turtle
699:Arkive
679:20 May
657:
647:
438:Amazon
426:scutes
390:river
304:Chelys
36:, but
2539:NAS:
2532:17825
2501:IRMNG
2493:40146
2444:4KQGF
877:Genus
655:S2CID
147:CITES
141:CITES
2607:3924
2550:NCBI
2542:1272
2527:IUCN
2514:ITIS
2475:GBIF
2454:3929
2426:BOLD
681:2023
645:ISBN
530:2022
513:1996
440:and
360:The
2462:EoL
2439:CoL
2400:ADW
637:doi
517:doi
2626::
2604::
2591::
2589:RD
2578::
2565::
2552::
2529::
2516::
2503::
2490::
2477::
2464::
2441::
2428::
2415::
2402::
2387::
2372::
752:.
697:.
653:.
643:.
546:.
511:.
505:.
464:.
394:.
1844:†
1598:†
1590:†
1417:†
1366:†
1174:†
1119:†
1022:†
797:e
790:t
783:v
758:.
746:"
712:.
683:.
661:.
639::
633:7
556:.
532:.
519::
503:"
499:"
364:(
306:(
149:)
132:)
72:)
66:(
61:)
57:(
43:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
