Caiman populations in Brazil are booming, raising questions about their impact on local ecosystems and communities. Are these reptiles becoming a threat, or is their presence a sign of a thriving ...

Gondwanax paraisensis fossil found in southern Brazil Fossil dates back to Triassic ... an extinct group of reptiles. Paleontologists debate whether silesaurids were true dinosaurs or possibly ...

A fossil discovered decades ago in Santa Cruz do Sul, in the Brazilian state of Rio Grande do Sul, and kept since then in the ...

In Paraíso do Sul in southern Brazil, scientists discovered a fossil ... It belongs to an extinct group of reptiles called silesaurids. These lived during the Triassic period and are typically ...

They were reptiles called archosaurs ... who is a paleontologist at the Universidade Federal de Santa Maria in Brazil and an author of the new study. Some paleontologists have argued that ...