• is a minor or major contributor to speciation is the subject of much ongoing discussion. Rapid sympatric speciation can take place through polyploidy,...
    77 KB (8,138 words) - 01:34, 7 March 2024
  • Thumbnail for Freshwater fish
    same basic models of speciation as when studying island biogeography. Freshwater fish differ physiologically from saltwater fish in several respects. Their...
    27 KB (3,042 words) - 07:08, 8 February 2024
  • Thumbnail for Sympatric speciation
    Poulton in 1904, who explains the derivation. Sympatric speciation is one of three traditional geographic modes of speciation. Allopatric speciation is the...
    34 KB (4,140 words) - 08:14, 5 March 2024
  • Thumbnail for Parapatric speciation
    "stepping-stone" (discrete populations), and stasipatric speciation in concordance with most of the parapatric speciation literature.: 111  Henceforth, the models are...
    28 KB (3,285 words) - 13:24, 19 March 2024
  • Thumbnail for Siamese fighting fish
    Thailand, and suggest that the speciation is best described by a model of either allopatric or parapatric speciation. B. splendens are known for their...
    87 KB (10,385 words) - 09:05, 9 March 2024
  • Allopatric speciation (from Ancient Greek ἄλλος (állos) 'other', and πατρίς (patrís) 'fatherland') – also referred to as geographic speciation, vicariant...
    94 KB (10,106 words) - 06:41, 19 February 2024
  • Thumbnail for Reinforcement (speciation)
    process of speciation. This process of speciation influenced by natural selection is reinforcement, and can happen under any mode of speciation: 355  (e...
    46 KB (5,117 words) - 06:31, 19 February 2024
  • Thumbnail for Cichlid
    Cichlid (redirect from Luohan (fish))
    Salzburger, W.; Stolting, K.N. (2006). "Sympatric speciation in Nicaraguan crater lake cichlid fish" (PDF). Nature. 439 (7077): 719–23. Bibcode:2006Natur...
    100 KB (9,676 words) - 16:48, 28 March 2024
  • Thumbnail for Ecological speciation
    Ecological speciation is a form of speciation arising from reproductive isolation that occurs due to an ecological factor that reduces or eliminates gene...
    73 KB (8,155 words) - 06:50, 19 February 2024
  • Thumbnail for Peripatric speciation
    Peripatric speciation is a mode of speciation in which a new species is formed from an isolated peripheral population.: 105  Since peripatric speciation resembles...
    51 KB (6,014 words) - 06:35, 19 February 2024
  • Thumbnail for Barb (fish)
    ecological divergence and speciation. Anim. Biol. 57(1): 39-48. doi:10.1163/157075607780002069 (HTML abstract) "Barbs fish species profiles". Archived...
    4 KB (208 words) - 00:16, 14 February 2024
  • Thumbnail for Fish reproduction
    Fish reproductive organs include testes and ovaries. In most species, gonads are paired organs of similar size, which can be partially or totally fused...
    46 KB (5,606 words) - 03:25, 22 February 2024
  • Thumbnail for Sympatry
    results in genetic divergence. Sympatric speciation may, but need not, arise through secondary contact, which refers to speciation or divergence in allopatry...
    17 KB (2,051 words) - 16:41, 12 October 2023
  • Thumbnail for Hybrid speciation
    Hybrid speciation is a form of speciation where hybridization between two different species leads to a new species, reproductively isolated from the parent...
    25 KB (3,000 words) - 06:36, 19 February 2024
  • Thumbnail for Mercury in fish
    in fish is a health concern for people who eat them, especially for women who are or may become pregnant, nursing mothers, and young children. Fish and...
    75 KB (7,474 words) - 01:52, 22 March 2024
  • Thumbnail for Shark anatomy
    differs from that of bony fish in a variety of ways. Variation observed within shark anatomy is a potential result of speciation and habitat variation. The...
    33 KB (4,260 words) - 21:46, 12 February 2024
  • Thumbnail for Evidence for speciation by reinforcement
    Reinforcement is a process within speciation where natural selection increases the reproductive isolation between two populations of species by reducing...
    53 KB (5,843 words) - 07:24, 19 February 2024
  • occurred once during speciation, showing that it is a trait of most, if not all Antarctic notothenioids possess. Some Antarctic fish are able to resist...
    19 KB (2,218 words) - 20:56, 1 December 2023
  • Thumbnail for Sarcopterygii
    is a taxon (traditionally a class or subclass) of the bony fish known as the lobe-finned fish or sarcopterygians, characterised by prominent muscular limb...
    36 KB (2,607 words) - 08:38, 25 March 2024
  • Thumbnail for Adaptive radiation
    Adaptive radiation (category Speciation)
    fitness advantages of trait values in their corresponding environments. Rapid speciation: presence of one or more bursts in the emergence of new species around...
    38 KB (4,601 words) - 17:49, 16 March 2024
  • speciation. Charles Darwin was the first to describe the role of natural selection in speciation in his 1859 book The Origin of Species. Speciation depends...
    103 KB (10,485 words) - 15:09, 25 March 2024
  • Thumbnail for Evolution
    are four primary geographic modes of speciation. The most common in animals is allopatric speciation, which occurs in populations initially isolated geographically...
    238 KB (24,652 words) - 09:39, 26 March 2024
  • Thumbnail for Kokanee salmon
    other in some regions, suggesting speciation. The name kokanee means "red fish" in the Sinixt Interior Salish language, and "silver trout" in the Okanagan...
    20 KB (2,324 words) - 23:09, 13 December 2023
  • Thumbnail for Cusk (fish)
    Norwegian Coast via Elemental, Speciation, and Isotopic Analysis of Liver and Muscle Tissue of Deep-Water Marine Fish (Brosme brosme)". Environmental...
    12 KB (1,298 words) - 11:57, 15 January 2024
  • Thumbnail for Chimaera
    Chimaera (redirect from Chimera (fish))
    cartilaginous fish in the order Chimaeriformes /kɪˈmɛrɪfɔːrmiːz/, known informally as ghost sharks, rat fish, spookfish, or rabbit fish; the last three...
    24 KB (2,477 words) - 17:23, 13 March 2024
  • Allochronic speciation (also known as allochronic isolation, or temporal isolation) is a form of speciation (specifically ecological speciation) arising...
    70 KB (6,864 words) - 06:29, 19 February 2024
  • Mating call (category Reproduction in animals)
    species. This can result in sympatric speciation of some animals, where two species diverge from each other while living in the same environment. There are...
    28 KB (3,612 words) - 03:04, 17 March 2024
  • Thumbnail for Seahorse
    Seahorse (redirect from Hippocampus (fish))
    written sea-horse and sea horse) is any of 46 species of small marine fish in the genus Hippocampus. "Hippocampus" comes from the Ancient Greek hippókampos...
    58 KB (6,343 words) - 16:29, 18 March 2024
  • Thumbnail for Polyploidy
    Polyploidy (category Speciation)
    prevalent in several fungal taxa. Indeed, homoploid speciation (hybrid speciation without a change in chromosome number) has been evidenced for some fungal...
    81 KB (8,802 words) - 16:23, 9 March 2024
  • Thumbnail for Wrasse
    Wrasse (redirect from Wrasse (fish))
    family, Labridae, of marine fish, many of which are brightly colored. The family is large and diverse, with over 600 species in 81 genera, which are divided...
    25 KB (2,182 words) - 16:32, 20 December 2023