142 CRABS AND INSECTS. 
a queen is created by feeding a larva upon “royal food.” 
The eggs are oblong white objects, the larve first resem- 
bling maggots. They are fed by the workers, inclosed in 
X 
mae 
ADNAN ENS 
Fic. 180.—Common honey-bee. A, drone; 2, queen; C, worker; JD, leg 
of worker, showing cavity for propolis; £, cells for honey. 
the cell, where they spin a cocoon, become pup, and 
finally appear as perfect bees. The leaf-cutters, humble 
(Fig. 181), and mason bees are other well-known forms. 
Fic, 181.—Humble-bee, “dieses its underground nest and eggs. 
VALUE.—In fertilizing flowers. A single honey-bee farm in San 
Diego, California, produces 150,000 pounds of wax and honey a year, 
ralued at $30,000, 
