Prey.

Bio-anthropologist, Dr. Sloan Parker, her colleague, Dr. Ed Tate, their associate Tom Daniels, and their friends, discover and investigate a secret new dominant humanoid species which is looking for a way to replace humans… PREY was a science-fiction television series that aired for one season in 1998 on ABC. The series starred Debra Messing, Adam Storke, Larry Drake, Frankie Faison, James Morrison, and Vincent Ventresca.