A man with strength in proportion to that of insects could do amazing things. One man could supposedly pull a 14,000-pound trailer truck. A man could jump 700 feet across a canyon and 450 feet into the air. There are other amazing insect accomplishments. A mosquito can carry its own weight in human blood.
Insects can fly hundreds of miles without a stop.
To the lonely island of Bermuda occasionally come swarms of butterflies. There are insects far out at sea. With an increase in size come certain disadvantages. Insect strength would probably not exceed man's under such conditions. To find the complete subject and complete predicate of an inverted sentence, put the sentence into the natural order.