This article addresses central themes in the study of tropical biodiversity, exploring the roles that speciation, extinction, and dispersal play in the formation of regional assemblages.
Thirty million years ago, the Neotropical leaf-nosed bat survived solely on insects. Since then, these bats have diversified into many different species by changing what they eat.
Neotropical songbirds, such as warblers, thrushes, tanagers and orioles, are driven to migrate by an innate biological urge called “migratory restlessness” or Zugunruhe. Why they migrate to ...