Females are generally larger than males, but males are more ornately colored, ranging from dark green to lime-colored.

雌蛙一般比雄蛙大，但雄蛙颜色更华丽，从深绿到灰土色都有。

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Then the procedure was reversed: females previously mated with a red-ringed male got a green-ringed one, and vice versa.

ECONOMIST: Animal behaviour