Birds
Barred Owl: Audio
by Logan Parker and Doug Hitchcox
Cedar Waxwing vs. Bohemian Waxwing
by Logan Parker
Common Raven vs. American Crow
by Logan Parker
Downy Woodpecker vs. Hairy Woodpecker
by Logan Parker
Great Cormorant vs. Double-crested Cormorant
by Logan Parker
Great Horned Owl: Audio
by Doug Hitchcox and Nathan Dubrow
House Finch vs. Purple Finch
by Logan Parker
Red-breasted Nuthatch: Audio
by Laura Sebastianelli and Logan Parker
Ruffed Grouse vs. Spruce Grouse
by Bob Duchesne
Tree Sparrow vs. Chipping Sparrow
by Logan Parker
White-breasted Nuthatch: Audio
by Lance Benner and Logan Parker
Plants
Balsam Fir, White Spruce, & Red Spruce
by Glen Mittelhauser
Beach-head Iris vs. Blue Iris
by Glen Mittelhauser
Birches: Paper Birch, Gray Birch, & Mountain Paper Birch
by Glen Mittelhauser
Black Elderberry vs. Red Elderberry
by Glen Mittelhauser
Goldenrod vs. Ragweed
by Glen Mittelhauser
Jack Pine vs. Pitch Pine
by Glen Mittelhauser
Large Cranberry vs. Small Cranberry
by Glen Mittelhauser
New York Fern vs. Hay-scented Fern
by Susan Cottle
Pink Orchids: Dragon’s-mouth, Tuberous Grass-pink, Rose Pogonia
by Glen Mittelhauser
Quaking Poplar, Big-toothed Poplar, & Balsam Poplar
by Glen Mittelhauser
Red Pine vs. Eastern White Pine
by Glen Mittelhauser
Seaside Angelica vs. Scotch Lovage
by Glen Mittelhauser
Sheep Laurel vs. Bog Laurel
by Glen Mittelhauser
White Clover vs. Alsike Clover
by Glen Mittelhauser
White Violets
by Glen Mittelhauser & Jill Weber
Yellow Pine-sap vs. One-flowered Indian-pipe
by Glen Mittelhauser
Seaweeds
Chondrus crispus vs. Mastocarpus stellatus
by Jordan Chalfant
Dumontia contorta & Devaleraea ramentacea
by Jordan Chalfant
Fucus Spiralis, Fucus visiculosus, & Fucus distichus ssp. edentatus
by Jordan Chalfant
Leathesia marina vs. Colpomenia peregrina
by Jordan Chalfant
Membranoptera fabriciana vs. Euthora cristata
by Jordan Chalfant
Monostroma grevillei vs. Protomonostroma undulatum
by Jordan Chalfant
Rhodomela confervoides vs. Dasysiphonia japonica
by Jordan Chalfant
Vertebrata nigra vs. Polysiphonia stricta
by Jordan Chalfant
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