Evolution

A potentially new species of finch has co-evolved with Rocky Mountain lodgepole pine

A potentially new species of finch has co-evolved with Rocky Mountain lodgepole pine

Birds, Evolution, New Species November 10, 2016 at 12:22 pm

Genetic analysis shows that the South Hills crossbill coevolved with the Rocky Mountain lodgepole pine, a striking example of coevolution driving speciation within perhaps as little as 6000 years.  “This is maybe the best and only clear example of reciprocal adaptation between two species contributing directly to the process of speciation”.

New ‘deadbeat’ ant evolved by mooching off its relatives

New ‘deadbeat’ ant evolved by mooching off its relatives

Evolution, Insects, New Species August 21, 2014 at 1:16 pm

A newly-discovered species of ant supports a controversial theory of species formation.  The ant, known to live only under a single eucalyptus tree on the São Paulo State University campus in Brazil, branched off from its original species while living in the same colony, something thought rare in current models of evolutionary development.