CS of frog jumping along shore and into water. CU of wasps gathering sap and liquid frow bark of apple tree. Shots of several wasps feeding on bark of tree. Shots of yellow-bellied sapsucker, of butterfly and of wasps feeding on tree bark. Shots of young sapsucker and mother sapsucker feeding on grubs in tree. Shot of pileated woodpecker feeding young in nest in tree. Shots of black neck loon swimming at close range, of baby loon just out of egg, mother loon swimming, nesting, leaving nest. Shot of loon chick in nest. LS of loon in small stream. CU of loons eggs on nest, loon adjusting eggs in nest. Shots of marshes, of little islands and lake water. ECU of loon on nest, black flies crawling on her neck. Shots of loons.