If you want, I can expand this into a full-length academic-style paper (3,000–5,000 words) with direct citations and footnotes or produce a mock DVD extras booklet listing and timed scene descriptions. Which would you prefer?
Since there is no widely known film simply titled "Piece" that has a direct sequel called "Species 2," it is highly likely you are referring to one of the following two scenarios. I have broken down the exclusive deleted scenes information for both possibilities: species 2 deleted scenes exclusive
The first deleted scene features Charles Dielectro (Peter MacKail) giving a lecture on genetics and the origins of life on Earth. The scene includes an elaborate computer-generated dinosaur sequence. The scene aimed to illustrate the rapid evolution of species on Earth. If you want, I can expand this into
Significance of the Dinosaur Sequence:
In the theatrical cut, Senator Judson Ross (James Cromwell) is a one-note father figure trying to cover up his son’s monster rampage. In the deleted scenes, he is a villain of Nixonian proportions. I have broken down the exclusive deleted scenes
The Deleted Scene: A tense, three-minute dialogue between Senator Ross and a CIA handler (uncredited, played by Bruce Gray). The Senator opens a biometric safe containing vials of the original Species DNA from the first film. It is revealed that the Mars mission wasn't an accident—the Senator paid a disgruntled SETI scientist to "seed" the red planet with leftover Sil genetic material to create a "super-soldier" in zero gravity. Patrick was the bait.
Why It Matters: This turns the film from "monster on the loose" into "government conspiracy horror." It explains why the government is so slow to kill Patrick: they want to capture him for study. Director Peter Medak admitted in a 2003 interview that he cut the scene because "it made the audience hate the human government more than the alien, which broke the slasher formula."