We observed 11 warblers among the 39 species around Lefferts Pond this morning. Most interesting was a female Blackburnian Warbler gathering nesting material among the moss. We were so enthralled we didn't even see the pink lady's slipper she was under until we looked at the picture we took! Canada Goose 12 (one Canada goose observed on nest) Mallard 1 Ruffed Grouse 2 Great Blue Heron 3 Wilson's Snipe 2 Black-billed Cuckoo 2 Ruby-throated Hummingbird 1 Yellow-bellied Sapsucker 2 Hairy Woodpecker 1 Pileated Woodpecker 1 Alder Flycatcher 3 Eastern Kingbird 2 Blue-headed Vireo 2 Red-eyed Vireo 9 Blue Jay 4 Black-capped Chickadee 2 Red-breasted Nuthatch 1 American Robin 4 Cedar Waxwing 4 Nashville Warbler 2 Yellow Warbler 1 Chestnut-sided Warbler 5 Magnolia Warbler 1 Black-throated Blue Warbler 11 Yellow-rumped Warbler 7 Black-throated Green Warbler 7 Blackburnian Warbler 9 (female observed gathering nesting material among the moss) Ovenbird 15 Northern Waterthrush 1 Common Yellowthroat 7 Song Sparrow 3 Swamp Sparrow 1 White-throated Sparrow 1 Dark-eyed Junco 1 Red-winged Blackbird 6 Common Grackle 4 Baltimore Oriole 3 Purple Finch 2 American Goldfinch 1 Sue and Marv Elliott