Guanacos, spiny shrubs and the evolutionary history of grazing in the Patagonian steppe

Field observations while traveling through the Patagonian steppe over the past 15 years have left me with a clear impression of how well defended many of the plants are against herbivory. The objectives of this paper are to question the prevailing hypothesis that the evolutionary history of herbivo...

Full description

Bibliographic Details
Main Author: William K. Lauenroth
Format: Article
Language:English
Published: Asociación Argentina de Ecología 1998-12-01
Series:Ecología Austral
Online Access:https://ojs.ecologiaaustral.com.ar/index.php/Ecologia_Austral/article/view/1622