genetics of Darwin's finches

Genome Study Reveals 30 Years Of Darwin's Finch Evolution

45% of the variation in the highly heritable beak size of Darwin's finches can be attributed to only six genomic loci (fixed positions on a chromosome).

Evolution of Darwin's finches tracked at genetic level - Nature

Today in Science, they report a different gene that controls beak size. Shifts in this gene underlay an evolutionary change that researchers ...

A gene that shaped the evolution of Darwin's finches

Researchers from Princeton University and Uppsala University in Sweden have identified a gene in the Galápagos finches studied by English ...

Gene flow between species influences evolution in Darwin's finches

Despite the traditional view that species do not exchange genes by hybridization, a new study led by Princeton ecologists Peter and Rosemary ...

Evolution of Darwin's finches and their beaks revealed by genome ...

Here we report the results of whole-genome re-sequencing of 120 individuals representing all of the Darwin's finch species and two close relatives.

Divergence and gene flow among Darwin's finches: a genome-wide ...

A recent analysis of the genomes of Darwin's finches revealed extensive interspecies allele sharing throughout the history of the radiation and identified a ...

Genome study reveals 30 years of Darwin's finch evolution

“On the Galápagos, one ancestral species has evolved into 18 different species in the last million years. One of the things that makes the ...

Study reveals genetic basis of evolution in Darwin's finches

Over the past three decades, researchers have observed that the beak of the Medium Ground Finch has become smaller. The genomic sequencing shows ...

Adaptive evolution in Darwin's Finches | Sangeet Lamichhaney

The results indicated that diversity in HMGA2 gene allowed for a rapid evolution of smaller beak size in medium ground finch, thereby providing an evidence of a ...

What Darwin's Finches Can Teach Us about the Evolutionary Origin ...

Small additional changes were caused by natural selection on beak morphology and probably by genetic drift. All of this is to be expected, but ...

Insights into the evolution of Darwin's finches from comparative ...

Two of these genes (Igf2r and Pou1f1) have been implicated in beak morphology changes in Darwin's finches. Five of 47 genes showing evidence of ...

Genomes reveal Darwin finches' messy family tree - BBC News

The most extensive genetic study ever conducted of Darwin's finches, from the Galapagos Islands, has revealed a messy family tree with a surprising level of ...

Rapid adaptive radiation of Darwin's finches depends on ancestral ...

Ancestral haplotypes constitute genetic modules for selection and act as key determinants of the unusual phenotypic diversity of Darwin's ...

Genetic diversity couldn't save Darwin's finches

University of Cincinnati biologists found that extinct populations of Galapagos finches had higher genetic diversity than many survivors ... A ...

The search for beak genes in Darwin's finches

We used genomic analysis to investigate the genetic basis of a documented character displacement event in Darwin's finches on Daphne Major in the Galápagos ...

Researchers Discover Genetic Key To Rapid Evolution Of Darwin's ...

A key evolutionary change among these birds is the diversification of beak morphology that has allowed different species to utilize different ...

Scientists pinpoint the genes that give Darwin's finches their distinct ...

Scientists have figured out what genetic changes gave them their ever-evolving beaks. Their research, published Wednesday in the journal Nature.

Ancestral genetic variation essential for rapid evolution of Darwin's ...

Darwin's finches have evolved in a relatively undisturbed environment: the archipelago is located about 1,500 kilometers west of mainland South ...

Genetic Study of Darwin's Finches Catches Evolution in Action

Researchers from Uppsala University and Princeton University have now identified a gene that explains variation in beak size within and among species.

How Darwin's finches got their beaks - Harvard Gazette

Using modern genetic analyses, they found a molecule that regulates genes involved in shaping the beaks of Darwin finches. “Calmodulin is a ...