A Brazilian mountain climber was found lifeless after falling into the crater of Peru's fourth highest mountain, his family said. Marcelo Delvaux had been missing since June 30 when he started to ...

On a remote mountain in northern Brazil, an elusive creature with bumpy eyelids called from under a plant. Its pulsating call ...

Rocky Mountain spotted fever is a bacterial infection spread by biting ticks to humans and dogs. Found on every continent ...

Sarah Brown Standing high above Rio's bustling metropolis at 1,296 feet, Pão de Açúcar, or the Sugarloaf Mountain, cascades over the picturesque Guanabara Bay. From Praia Vermelha (Red Beach ...