Once every 17 years Brood X burst forth in the largest mass emergence of insect life on planet Earth. This is a nymph, fresh from its 17 year underground stay, emerging into its adult form for three weeks of life in the light. - GFFpix - share your best flyfishing pictures - Global FlyFisher
Once every 17 years Brood X burst forth in the largest mass emergence of insect life on planet Earth. This is a nymph, fresh from its 17 year underground stay, emerging into its adult form for three weeks of life in the light.