dangerous wildlife reptile portrait of a black mamba snake a very venomous snake specie

africa african animal animals black brown coiled colubroidea crawler crawling danger dangerous dendroaspis desert elapidae exotic hazardous mamba mambas neurotoxic pet pets poison poisonous polylepis portrait reptile reptiles safari sahara saharan sand sandy scaled scales serpent serpentes serpents skin snake snakes specie species toxic toxicity tropcial venom venomous very wild wildlife