flying the thousands of miles to the islands from Asia or the Americas, especially if aided by strong winds. Birds, in turn, often carry seeds and other organisms in their guts or stuck to their ...

Evolutionary genetics is the study of how genetic variation leads to evolutionary change. It includes topics such as the evolution of genome structure, the genetic basis of speciation and adaptation, ...

Adaptive radiation is the process by which a single lineage undergoes multiple speciation events to fill divergent ecological niches. This results in a cluster of phenotypically distinct, related ...