Archivo:

Syndactyla rufosuperciliata

Appearances can be deceiving: scientists find genetic differences in birds considered of the same species
Not only do men evolve: nature changes as well. Eight years ago, the researcher of the National Scientific and Technical Research Council (CONICET) Gustavo Cabanne decided to study the evolution of two of the most important forests in South America: the Andean –with occupy the east face of the map of South America and from Colombia to La Rioja-...