Male African Bullfrog Soak On Pond In Central Kalahari Game Reserve, Botswana

male african bullfrog soak submerge pond natural lake habitat rainy season central kalahari game reserve botswana selective focus background animal amphibian big pyxicephalus aquatic outdoor call bullfrog water nature large adspersus ecology southern giant frog wet vocal african inflated anura breeding southafrica slimy africa behaviour creature behavior anuran skin green isolated unspoiled horizontal bokeh