http://selvatropicalperennifoliaa.blogspot.com/?m=1
https://3.bp.blogspot.com/-grPaEPqnzqs/VuNfOnrUuYI/AAAAAAAAADs/0smUbMtZChM_TPIjD759oXZKLd6EdRy7g/s1600/c2.jpg
https://3.bp.blogspot.com/-l3Iyw_Vq9jc/VuNeWr_5CbI/AAAAAAAAADk/IuVixchqUbgGFIxPqCOkSnXGtM0SEYqEw/s1600/c.jpg
http://selvatropicalperennifoliaa.blogspot.com/2016/03/flora-factor-biotico.html?m=1
https://amazonaid.org/especies/la-guacamaya/?lang=es
https://www.otromundoesposible.net/la-guacamaya-roja/
https://www.gob.mx/cms/uploads/attachment/file/251940/PACE_Guacamaya_Roja_2009.pdf
http://www.biblotecanatura.org/conservacion-y-desarrollo-sustentable-en-la-selva-lacandona/index.php/sec2/sec2-cap7/sec2-cap7-3)