Watch Mayfly Nymphs Hatch Instantly
https://stroudcenter.org/wp-content/uploads/mayfly-egg-hatching-video-still.jpg 800 450 Stroud Water Research Center Stroud Water Research Center https://stroudcenter.org/wp-content/uploads/mayfly-egg-hatching-video-still.jpgThis video by Stroud Center Entomologist David Funk captured the moment an ovoviviparous mayfly laid a brood of eggs that hatched immediately into hundreds of nymphs.