 It also contains an incredible range of animal species, most notably the last remaining large felidae and more than 100 other distinct species of mammal.Kaa-Iya del Gran Chaco is linked with Otuquis National Park and newly created Ñembi Guasu conservation area, covering about 60,000 km² of Gran-Chaco forest.880 species of vascular plants and 28 species of spore plants (plants without flowers) have been registered in the National Park, as well as an estimated 1500 species of higher plants.