40 Freaky Frog Photos (Pesticide Turns Male Frogs)

Pesticide Turns Male Frogs into FemalesCredit: Tyrone B. Hayes, the University of California, Berkeley.The pesticide atrazine can turn male frogs into females that are able to mate and successfully reproduce. Here, two male frogs mating. The larger animal on the bottom has been completely feminized by atrazine exposure and can produce viable eggs.