Significados de little whirligig en inglés

Time had enjoyed its little whirligig with that great painter of vibrating light and water, but Monet blandly refused the long-protracted honour.

Come; explain to me quickly what is the meaning of this little whirligig, so delicately wrought that it might be a plaything for Queen Mab.

I like best the whirligig-beetles, they are such frisky fellows, always having a good time, frolicking about with dozens of other little whirligigs.