Theraphosinae sp. 'Colombia' (Colombian Crowned Tarantula)Theraphosinae sp. 'Colombia' (Colombian Crowned Tarantula) for sale This new species from Colombia is a true stunner, with bright yellow orange and black coloration. This terrestrial species is expected to reach about 5" legspan. The babies of this species start larger at about 0. 75 1" and already have adult pattern on the carapace and abdomen. As they grow, these slings continue to develop their coloration until they reach their full adult size!