For each trial (n = 7–16), 15 adult F. candida were placed in test
arenas fitted with a 10.0 bulb (n = 16), 2.0 bulb (n = 16), or 0 bulb
(UV-B filtered 2.0 bulb, n = 7); five in a continuously illuminated
area of the arena, five in a partially shaded area, and five in a dark
area.