The list below reflects the latest charts on iTunes. (updated Real-time)
Un regalo de la naturaleza - Dr. Gerardo Ceballos, Nigel J. Collar, Dra. Tracy Farrell, Dra. Bárbara Goettsch, Vance G. Martin, Dr. Roderic B. Mast, Dr. Jeffrey A. McNeely, Cristina Goettsch Mittermeier, Dr. Russell A. Mittermeier, Fabian Oberfeld, Trevor Sandwith, Dra. Jane Smart, Dr. Richard Sneider, Dr. Gregory S. Stone & Michael P. Totten
Un regalo de la naturaleza - Dr. Gerardo Ceballos, Nigel J. Collar, Dra. Tracy Farrell, Dra. Bárbara Goettsch, Vance G. Martin, Dr. Roderic B. Mast, Dr. Jeffrey A. McNeely, Cristina Goettsch Mittermeier, Dr. Russell A. Mittermeier, Fabian Oberfeld, Trevor Sandwith, Dra. Jane Smart, Dr. Richard Sneider, Dr. Gregory S. Stone & Michael P. Totten