You will see five videos showing a bat detector being tuned into calls produced by a species of bat. There will be two possible answers. See if you manage to pick the correct one!
Tips are provided on separating the species, so if you don't get it right first time then this should help you correctly identify the species if you try the quiz again, or next time you're out in the field with your bat detector.
Click 'next' to start the quiz!