The term captor has multiple meanings depending on its context.
In a general sense, a captor is someone or something that takes hold of or seizes another person, animal, object or idea by force or deceitful means. For example, one might say "the thief was the captor of the stolen car." In this case, the thief took control of the car through deception and force.
In a more specific sense, a captor can refer to an animal that is known for catching or trapping prey such as birds of prey like eagles or falcons which are often referred to as "captors" in ornithological contexts.
Additionally, the term captor can also be used in reference to a device designed to capture something such as an image or sound through technology like a camera that is used to take pictures or a microphone that records audio. In this case, the device serves as a "captor" of visual and/or auditory information.