Mating Season For Huge African Bullfrogs In A Pond In Central Kalahari Game Reserve, Botswana

african bullfrog mating season pond central kalahari botswana close up wilderness large frog behaviour central kalahari game reserve couple africa big creature background pyxicephalidae life water pair nature natural habitat behavior animal amphibian african bullfrog national geographic nat geo environment wildlife wild south africa shallow rainy pyxicephalus adspersus outdoor lake giant freshwater slimy green animals species position mating behavior tropical