Which two details work together to connect to the author's idea that the number of mosquitoes were increasing? (4) on the nyarling, in early july, the number was increased, being now 20 to 40. on a lake, later that month, there were 50 to 60. but when we reached the barren grounds, the land of open breezy plains and cold water lakes, the pests were so bad that the hand held up for 5 seconds often showed from 100 to 125 long-billed mosquitoes boring away into the flesh. it was possible to number them only by killing them and counting the corpses. what wonder that all men should avoid the open plains, that are the kingdom of such a scourge