 The riparian zones offer habitat for birds, reptiles, and mammals that require more water than the plateau species.Endangered mammals include fossorial giant rat ("Kunsia fronto"), orange-brown Atlantic tree-rat ("Phyllomys brasiliensis") and giant otter ("Pteronura brasiliensis").Endangered amphibians include Izecksohn's treefrog ("Bokermannohyla izecksohni") and the reticulate leaf frog ("Phyllomedusa ayeaye") .