Original sentence: "Psittaculturist" (Parrot Breeder) is a person whom specializes in keeping, breeding and conserving psittacines species, also on preserving psittacines habitat and public awareness campaigns of the threats to the ongoing existence of parrots worldwide
Edited sentence: "Psittaculturist" (Parrot Breeder) is a person who specializes in keeping, breeding and conserving psittacines species, also on preserving psittacines habitat and public awareness campaigns of the threats to the ongoing existence of parrots worldwide