Can birds move their upper or lower mandible?
Upper
Identify this warbler:
Yellow Warbler
Identify this sparrow:
House Sparrow
Identify this bird:
Ruby-crowned Kinglet
What is a group of crows called?
Murder of crows
What feature allows bird's bones to still be strong even if they are hollow?
Crisscrossing struts or trusses
Identify this warbler:
Black-throated Green Warbler
Identify this sparrow:
Black-chinned Sparrow
Identify this bird:
Lapland Longspur
Where do Puffins nest?
Burrows/holes underground
What type of feet do ducks and geese have?
Palmate
Identify this warbler:
Magnolia Warbler
Identify this sparrow:
Lark Sparrow
Identify this bird:
Warbling vireo
What 3 birds on the bird list mimic other birds' calls?
Gray Catbird, Northern Mockingbird, Brown Thrasher
What are birds' "nostrils" called?
Nares
Identify this warbler:
Kentucky Warbler
Identify this sparrow:
Harris's Sparrow
Identify this bird:
House Finch
Name the type of feather:
Contour feather
What bird do these feet belong to?
Sora
Identify this warbler:
Yellow-rumped Warbler
Identify this sparrow:
White-crowned Sparrow
Identify this bird:
What is a group of Cliff Swallows called?
Creches