BRAZILIAN CHACO: a photographic manifest of biodiversity Photographic, technical and scientific dissemination book in 9:16 format for reading on cell phones and others, and domestic printing (168 x 297 mm) for non-commercial purposes. With almost 700 copyright photos with short captions, it presents the main phytophysiognomies and components of the fauna and flora of the Brazilian Chaco, located in Mato Grosso do Sul. Available in the international Figshare repository for free download: https://figshare.com/s/bac35dc9d6e9925bca7a. (374 p., DOI 10.6084/m9.figshare.13262726)