Complex sentence: Magnetoception (or magnetoreception) is the ability to detect a magnetic field to perceive direction, altitude or location; it plays a role in the navigational abilities of several animal species and has been postulated as a method for animals to develop regional maps.
Split into simpler sentences: Magnetoception (or magnetoreception) is the ability to detect a magnetic field to perceive direction, altitude or location. This sense plays a role in the navigational abilities of several animal species and has been postulated as a method for animals to develop regional maps.