Pamphobeteus sp. 'Tigris' (Midnight Black Birdeater Tarantula)Pamphobeteus sp. "Tigris" (Midnight Black Birdeater Tarantula) for sale A striking and powerful addition to any collection, Pamphobeteus sp. "Tigris" is a rare birdeater that matures into a deep, jet black beauty. With a max legspan of around 8", this species is both large and impressive in appearance. Males take on an incredible dark purple sheen as they mature, creating a dramatic contrast to the inky black females. Like others in the genus, this