Knowledge (XXG)

Dracula fish

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in that the female does not have such prominent bone fangs. It becomes sexually mature while its body is still not fully developed; scientists speculate that this may happen because younger fish were more successful reproductively.
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in northern Myanmar. It is a colourless miniature species and grows to a maximum size of around 17 millimetres (0.67 in). The fish has an elongate body with a large head and eyes. Dracula fish lack
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The dracula fish is unusual in that its ancestors lost their true teeth around 50 million years ago, but re-evolved its bone fangs as a replacement around 30 million years ago. The species is
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bones stemming from their jawbones. Males have been observed using their fangs to spar with other males.
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and the upper body is dominated by the jaws on large males. Much of the fish's structure is
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Identified in April 2007 from specimens shipped to the United Kingdom in a consignment of
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forms. The natural diet of the dracula fish is unknown but in captivity it eats
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after its unusual "fangs"; male dracula fish have protruding
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Proceedings of the Royal Society B: Biological Sciences
579: 459:Ralf Britz; Kevin W. Conway; Lukas Rüber (2009). 553:Photo In The News: New "Dracula" Fish Discovered 512:Tiny fish developed its own set of dracula fangs 379:10.2305/IUCN.UK.2010-4.RLTS.T167874A6403815.en 306:. Close relatives of the fish feed upon small 8: 528: 526: 567: 39: 20: 488: 377: 326:Dr Ralf Britz, who named the fish after 454: 452: 450: 448: 446: 346: 520:(2009-03-11). Retrieved on 2009-04-30. 428: 426: 424: 338:discovered in the last few decades." 7: 778:IUCN Red List data deficient species 365:IUCN Red List of Threatened Species 14: 551:Jaggard, Victoria (2009-03-11). 64: 434:'Dracula' fish shows baby teeth 1: 534:New 'dracula' fish discovered 432:Black, Richard (2009-03-11). 532:Devlin, Kate (2009-03-11). 819: 561:. Retrieved on 2009-03-12. 542:. Retrieved on 2009-03-11. 440:. Retrieved on 2009-03-11. 254:of aquariums. It is named 176: 169: 61:Scientific classification 59: 37: 28: 23: 793:Endemic fauna of Myanmar 417:. November 2014 version. 403:; Pauly, Daniel (eds.). 803:Fish described in 2009 481:10.1098/rspb.2009.0141 244:. A close relative is 798:Cyprinid fish of Asia 372:: e.T167874A6403815. 558:National Geographic 539:The Daily Telegraph 475:(1665): 2179–2186. 31:Conservation status 625:danionella-dracula 611:Danionella dracula 581:Danionella dracula 463:Danionella dracula 407:Danionella dracula 358:Danionella dracula 319:sexually dimorphic 211:Danionella dracula 180:Danionella dracula 765: 764: 737:Open Tree of Life 573:Taxon identifiers 354:Ng, H.H. (2010). 202: 201: 54: 810: 758: 757: 745: 744: 732: 731: 719: 718: 706: 705: 693: 692: 680: 679: 667: 666: 654: 653: 641: 640: 628: 627: 615: 614: 613: 600: 599: 598: 568: 562: 549: 543: 530: 521: 509: 503: 502: 492: 456: 441: 430: 419: 418: 397: 391: 390: 388: 386: 381: 351: 232:family. It is a 182: 69: 68: 48: 43: 42: 21: 818: 817: 813: 812: 811: 809: 808: 807: 788:Fish of Myanmar 768: 767: 766: 761: 753: 748: 740: 735: 727: 722: 714: 709: 701: 696: 688: 683: 675: 670: 662: 657: 649: 644: 636: 631: 623: 618: 609: 608: 603: 594: 593: 588: 575: 565: 550: 546: 531: 524: 510: 506: 458: 457: 444: 431: 422: 399: 398: 394: 384: 382: 353: 352: 348: 344: 267:aquarium fishes 198: 184: 178: 165: 162:D. dracula 63: 55: 44: 40: 33: 17: 16:Species of fish 12: 11: 5: 816: 814: 806: 805: 800: 795: 790: 785: 780: 770: 769: 763: 762: 760: 759: 746: 733: 720: 707: 694: 681: 668: 655: 642: 629: 616: 601: 585: 583: 577: 576: 571: 564: 563: 544: 522: 504: 442: 420: 401:Froese, Rainer 392: 345: 343: 340: 298:larvae, small 200: 199: 185: 174: 173: 167: 166: 159: 157: 153: 152: 145: 141: 140: 135: 131: 130: 125: 121: 120: 115: 111: 110: 108:Actinopterygii 105: 101: 100: 95: 91: 90: 85: 81: 80: 75: 71: 70: 57: 56: 46:Data Deficient 38: 35: 34: 29: 26: 25: 15: 13: 10: 9: 6: 4: 3: 2: 815: 804: 801: 799: 796: 794: 791: 789: 786: 784: 781: 779: 776: 775: 773: 756: 751: 747: 743: 738: 734: 730: 725: 721: 717: 712: 708: 704: 699: 695: 691: 686: 682: 678: 673: 669: 665: 660: 656: 652: 647: 643: 639: 634: 630: 626: 621: 617: 612: 606: 602: 597: 591: 587: 586: 584: 582: 578: 574: 569: 560: 559: 554: 548: 545: 541: 540: 535: 529: 527: 523: 519: 518: 513: 508: 505: 500: 496: 491: 486: 482: 478: 474: 470: 466: 464: 455: 453: 451: 449: 447: 443: 439: 435: 429: 427: 425: 421: 416: 415: 410: 408: 402: 396: 393: 380: 375: 371: 367: 366: 361: 359: 350: 347: 341: 339: 337: 333: 332:Count Dracula 330:'s character 329: 325: 324:Ichthyologist 320: 315: 313: 312:invertebrates 309: 305: 301: 297: 293: 289: 288:cartilaginous 285: 280: 276: 272: 268: 263: 261: 257: 253: 249: 248: 243: 239: 235: 231: 227: 224: 221: 217: 213: 212: 207: 196: 192: 188: 183: 181: 175: 172: 171:Binomial name 168: 164: 163: 158: 155: 154: 151: 150: 146: 143: 142: 139: 136: 133: 132: 129: 126: 123: 122: 119: 118:Cypriniformes 116: 113: 112: 109: 106: 103: 102: 99: 96: 93: 92: 89: 86: 83: 82: 79: 76: 73: 72: 67: 62: 58: 52: 47: 36: 32: 27: 24:Dracula fish 22: 19: 580: 556: 547: 537: 515: 507: 472: 468: 462: 412: 406: 395: 383:. Retrieved 369: 363: 357: 349: 316: 264: 245: 210: 209: 206:dracula fish 205: 203: 179: 177: 161: 160: 148: 18: 698:iNaturalist 605:Wikispecies 385:20 November 336:vertebrates 328:Bram Stoker 308:crustaceans 304:fish flakes 247:Danio rerio 134:Subfamily: 783:Danionella 772:Categories 342:References 271:Sha Du Zup 260:tooth-like 234:freshwater 149:Danionella 138:Danioninae 128:Cyprinidae 517:The Times 300:nematodes 252:zebrafish 228:from the 156:Species: 84:Kingdom: 78:Eukaryota 672:FishBase 664:10656812 590:Wikidata 499:19324738 438:BBC News 414:FishBase 273:between 230:cyprinid 223:danionin 220:tropical 124:Family: 98:Chordata 94:Phylum: 88:Animalia 74:Domain: 51:IUCN 3.1 755:1384535 690:2359135 596:Q137201 490:2677611 275:Mogaung 256:dracula 242:Myanmar 238:endemic 216:species 214:) is a 144:Genus: 114:Order: 104:Class: 49: ( 742:658207 729:623740 716:167874 638:211927 620:ARKive 497:  487:  465:n. sp" 296:shrimp 292:larval 284:scales 250:, the 197:, 2009 193:& 191:Conway 750:WoRMS 703:99079 677:65081 651:34445 279:Tanai 236:fish 195:Rüber 187:Britz 724:NCBI 711:IUCN 685:GBIF 633:BOLD 495:PMID 387:2021 370:2010 310:and 302:and 277:and 226:fish 204:The 659:EoL 646:CoL 485:PMC 477:doi 473:276 374:doi 240:to 218:of 774:: 752:: 739:: 726:: 713:: 700:: 687:: 674:: 661:: 648:: 635:: 622:: 607:: 592:: 555:. 536:. 525:^ 514:. 493:. 483:. 471:. 467:. 445:^ 436:. 423:^ 411:. 368:. 362:. 314:. 189:, 501:. 479:: 409:" 405:" 389:. 376:: 360:" 356:" 208:( 53:)

Index

Conservation status
Data Deficient
IUCN 3.1
Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Actinopterygii
Cypriniformes
Cyprinidae
Danioninae
Danionella
Binomial name
Britz
Conway
Rüber
species
tropical
danionin
fish
cyprinid
freshwater
endemic
Myanmar
Danio rerio
zebrafish
dracula
tooth-like
aquarium fishes

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