Ontology highlight
ABSTRACT:
SUBMITTER: Haskell DG
PROVIDER: S-EPMC2674221 | biostudies-other | 2009
REPOSITORIES: biostudies-other
Haskell David G DG Adhikari Anupam A
PloS one 20090506 5
In the Origin of Species Darwin hypothesized that the "manufactory" of species operates at different rates in different lineages and that the richness of taxonomic units is autocorrelated across levels of the taxonomic hierarchy. We confirm the manufactory hypothesis using a database of all the world's extant avian subspecies, species and genera. The hypothesis is confirmed both in correlations across all genera and in paired comparisons controlling for phylogeny. We also find that the modern ri ...[more]