Dyckia Rondonopolitana, I Presume?

a vegetarian pirhana! Thommaso Giarrizzo/WWF

a species of titi monkey      Thomas Defler/WWF

The World Wildlife Fund reports that more than 400 new species of plants (mostly these) and animals have been found in the Amazon in the last four years. The scientists were working in an under-explored part of the rainforest (story, lots of beautiful photos): http://ca.news.yahoo.com/blogs/geekquinox/hundreds-of-new-species-discovered-in-amazon-rain-forest-184739191.html