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(NAS Colloquium) Genetics and the Origin of Species From Darwin to Molecular Biology 60 Years After Dobzhansky (1997) / Chapter Skim
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Genetics and the origin of bird species
Pages 78-85

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
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From page 78...
... norbird speciesistolles<>upUtinibeinberitanceofadulitrsits-t~ha18~ sutiect to natural find sexual selection. Some of1he actors avoid ~ pa madam goblin (plumage, morpbol~g~ and bear)
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From page 79...
... R~producd~c lsol~tion is not complete; species ~ridiz~. rarely, and are capable of producing garble hoods tab Cross 10 the parental species (12, 19, 20~.
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From page 80...
... 2I~ Beak and body size Ace. on L~ Star hand, ~< quilOtit~1ivet~r(~itstb~ttareunderpolY~cn~ic control.
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From page 81...
... N'tural selec110n on bc~ak and body size trai~1~s ~h~s been m~surod i~n a popul~llio~n of #~ 6- on thc i~and of D~phne ~{or ~ 130 limes of chang~ in thr sc~d supply (43-47~. Becausc the mo~ho~ lo~al tr~its arc highly beri1~le (22, 23)
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From page 83...
... lo on 1be other hand postmating isolation evolves (~> after symp~ttry is est~bl:is~h~d there ~il1 be greater op~porlun~1y r ~brid~ation lo not orb occur but. tbrou~b introgression, 0 influence 1be evolution of 1be populations that exchange genes.
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From page 85...
... Colloquium Paper: Grant Ed Grant ]
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Key Terms

  • parental species
  • bird species
  • postmating isolation
  • sexual selection
  • isolating mechanisms

  • mate choice
  • body size
  • producing viable
  • isolation evolves
  • exchange genes

  • diverging species
  • peripheral isolates
  • species pairs
  • brief overview
  • becoming manifest

  • mainly seeds
  • current distributions
  • main mating
  • species pair
  • similar models

  • ring species
  • closest continental


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