Rhea pennata is classified internationally as a near-threatened species, with the subspecies R. p. garleppi being listed as endangered.

The present work report the expansion of the distribution of Sephanoides sephaniodes toward the west-central of Argentina. It discusses possible causes of dispersion and ecological consequences of them.

Resumen es: El presente trabajo describe el sitio de nidificacion y nido de Asthenes modesta en la ecorregion de los Altos Andes en la provincia de San Juan, Argenti...

A new species of bufonid frog, Rhinella bernardoi sp. nov., belonging to the granulosa group, is described from moderately high elevation (1400 m) at Ischigualasto Provincial Park, San Juan, Argentina. The morphology of the new species is compared to and diagnosed from other closely related species of the same group (R. bergi, R. fernandezae, and R. granulosa). We also describe the osteology of the skull and the vertebral column of the new species and present data on its geographic distribution and natural history.