I. WHAT IS A BIRD FAMILY? 1 II. THE THRUSH FAMILY 5 American Robin 6 Hermit Thrush 11 III. THE KINGLET AND GNATCATCHER FAMILY 14 Ruby-crowned Kinglet 14 Blue-gray Gnatcatcher 16 IV. THE NUTHATCH AND CHICKADEE FAMILY 18 White-breasted Nuthatch 18 Red-breasted Nuthatch 20 Chickadee 22 Tufted Titmouse 24 V. THE CREEPER FAMILY 27 Brown Creeper 27 VI. THE CAVE-DWELLING FAMILY (First Branch) 30 House Wren 31 VII. THE CAVE-DWELLING FAMILY (Second Branch) 34 Mockingbird 34 Catbird 37 Thrasher 40 VIII. THE DIPPER FAMILY 42 American Dipper 42 IX. THE WAGTAIL FAMILY 46 Sprague's Pipit 46 X. THE WARBLER FAMILY 49 Yellow Warbler 50 Oven-bird 52 Yellow-breasted Chat 53 XI. THE VIREO FAMILY 55 Yellow-throated Vireo 56 Warbling Vireo 57 XII. THE SHRIKE FAMILY 59 Loggerhead Shrike 59 XIII. THE WAXWING FAMILY 63 Cedar-bird 63 Phainopepla 67 XIV. THE SWALLOW FAMILY 69 Barn Swallow 69 Cliff Swallow, or Eave Swallow 72 Purple Martin 72 XV. THE TANAGER FAMILY 75 Scarlet Tanager 75 Summer Tanager 78 Louisiana Tanager 78 XVI.