Please answer the following question: Generate a question that has the following answer: Rabbit for the following movie plot: Dan Gallagher (Michael Douglas) is a successful, happily married New York attorney living in Manhattan when he meets Alexandra (Alex) Forrest (Glenn Close), an editor for a publishing company, through business. While his wife, Beth (Anne Archer), and daughter, Ellen (Ellen Hamilton Latzen), are out of town for the weekend, Dan has a passionate affair with Alex. Though he thought it was understood to be a simple fling, she begins clinging to him.Dan explains that he must go home and Alex's cuts her wrists in a suicide attempt. Dan helps her to bandage her wrists and later leaves. He thinks the affair is forgotten, but she shows up at various places to see him. She waits at his office one day to apologize and invite him to the opera Madama Butterfly, but he turns her down. She then calls his office until he tells his secretary he will no longer take her calls. Alex then calls his home at all hours and informs him that she is pregnant and plans to keep the baby. Although he wants nothing to do with her, she argues that he must take responsibility. She shows up at his apartment (which is for sale) and meets Beth, feigning interest as a buyer. Later that night, Dan goes to Alex's apartment to confront her about her actions. In response, she replies that she will not be ignored.Dan moves his family to the New York village of Bedford, but this doesn't deter Alex. She has a tape recording delivered to him filled with verbal abuse. She stalks him in a parking garage, pours acid on his vehicle, and follows him home one night to spy on him, Beth, and Ellen from the bushes in his yard; the sight of their family life literally makes Alex sick to her stomach. Her obsession again escalates. Dan approaches the police to apply for a restraining order against her (claiming that it is "for a client"), to which the police lieutenant claims that he cannot violate her rights without probable cause and that the adulterer has to own up to his adultery.At one point, while the Gallaghers are not home, Alex kills Ellen's pet rabbit,...
A:
What pet does Alex kill?