Which of the following would provide the strongest evidence that pigeons use magnetic cues when returning to their home loft?
A) The detection and description of a neurophysiological magnetic transducer
B) Observations that orienting behavior takes place even on cloudy days
C) Evidence that the attachment of small magnets disrupts pigeons' homing behavior
D) Observations of pigeons gaining latitude information from magnetic fields
E) The discovery of magnetite particles in the cells of pigeons

Question

Quizplus · Accepted Answer

Evidence that the attachment of small magnets disrupts pigeons' homing behavior directly suggests that magnetic cues are important for their navigation, as it shows a causal relationship between magnetic interference and impaired homing ability.

Which of the Following Would Provide the Strongest Evidence That