Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 12 · column 3 of 7 · from the scan, no model involved
Wasps
From Page B1
the same. Males are almost never observed in aphid or wasp colonies, and when you do see them it’s for a distressingly (for them) short period of time and for one purpose only—mating. Then they disappear.
Paper wasps (Polistes spp.) build the familiar honeycombed, papier-mach6 nests you find on your house every summer. They are members of an insect order (Hymenoptera) that includes bees, wasps, hornets, and ants. All hymenopterans are haplodiploid, which means that fertilized eggs with two sets of chromosomes (diploid) develop into females and unfertilized eggs (haploid) develop into males.
The paper wasps you see in the early spring are all fertilized females (queens) that spent the winter in sheltered crevices (some on your house) using fat stored the previous fall. They build nests and lay fertilized eggs that hatch into sterile females. These daughters remain at the nest all season and help the queen raise sisters. Sisters defend the nest, feed and care for the young and increase the size of the nest as the queen lays more and more eggs. If food
■»=— =
92.1%