11. Gavia lumme 
RED-THROATED LOON. 25 inches 
Adult. Insummer. Above, head and neck dark gray, back of 
neck black streaked with white; back brownish spotted with white. 
Below, throat chestnut; breast and belly white In winter and 
Immature. Above, back brownish, speckled with white; throat 
white instead of chestnut. Also called Red-throated Diver. A 
smaller bird than the preceding ; habits and notes similar. 
Breeds. North of New England. A common spring and fall 
migrant, and not uncommon winter visitor along the coast and oc- 
casionally on inland waters. 
