A radiation of Galápagos and nearby finches important in studies of ecological divergence, song and hybridization.
Geospiza conirostris is the large cactus finch, a member of Darwin's finches. Its feeding structures provide material for studying the relation between ecology, inherited variation and evolutionary change.
Geospiza fortis is the medium ground finch, one of Darwin's finches. Variation in its beak and food resources has made it an important system for studying natural selection across environmental changes.

Ancestors (14)

  1. Bird
  2. Theropod dinosaur
  3. Dinosaur
  4. Archosauria
  5. Diapsida
  6. Sauropsida
  7. Amniote
  8. Tetrapod
  9. Vertebrate
  10. Animal
  11. Eukaryote
  12. Organism
  13. Biology
  14. Home

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