First fluorescent frogs might see each others’ glow

Natural Day-Glo may play a role in amphibian’s fights and flirtations

polka dot frog

NATURAL DAY-GLO  A polka dot frog, the first amphibian shown to fluoresce under ultraviolet light, has complex courtship and male fights.

C. Taboada et al/PNAS 2017

Could fluorescence matter to a frog? Carlos Taboada wondered.