Sources
https://www.kew.org/plants/balsa-tree
https://myplantin.com/plant/5353
https://www.kon-tiki.no/expeditions/kon-tiki-expedition/
https://www.smithsonianmag.com/smithsonian-institution/how-voyage-kon-tiki-misled-world-about-navigating-pacific-180952478/
https://www.mat.uc.pt/~pedro/ncientificos/artigos/techbal.html
https://www.si.edu/object/de-havilland-dh-98-btt-mk-35-mosquito%3Anasm_A19640023000
https://futuretreehealth.com.au/balsa-tree/
https://news.mongabay.com/2021/08/indigenous-amazonian-communities-bear-the-burden-of-ecuadors-balsa-boom/
https://www.researchgate.net/publication/305346606_ANIMAL_VISITATION_AND_POLLINATION_OF_FLOWERING_BALSA_TREES_Ochroma_pyramidale_IN_PANAMA_VISITA_DE_ANIMALES_Y_POLINIZACION_DE_ARBOLES_DE_BALSO_Ochroma_pyramidale_EN_PANAMA