. Breeding birds of Ontario : nidiology and distribution. Birds; Birds; Birds. Tennessee Warbler, Vermivora peregrina (Wilson) Nidiology RECORDS 20 nests representing 5 provincial regions. Breeds usually in wet areas such as sphagnum bogs, with black spruce characteristically present, and less often alder, tamarack, and poplar. One nest was in a wet area of willow scrub with a few taller poplars. Four nests were in dry situations, 2 in black spruce woods, 1 in a jack pine/spruce stand on a rocky outcrop, and 1 in an area of jack pine reforestation. Nests were almost invariably placed in hollow
. Breeding birds of Ontario : nidiology and distribution. Birds; Birds; Birds. Tennessee Warbler, Vermivora peregrina (Wilson) Nidiology RECORDS 20 nests representing 5 provincial regions. Breeds usually in wet areas such as sphagnum bogs, with black spruce characteristically present, and less often alder, tamarack, and poplar. One nest was in a wet area of willow scrub with a few taller poplars. Four nests were in dry situations, 2 in black spruce woods, 1 in a jack pine/spruce stand on a rocky outcrop, and 1 in an area of jack pine reforestation. Nests were almost invariably placed in hollows in hummocks of sphagnum moss (16 nests). One nest was at the base of a grass tuft, and 2 nest positions were not specified. Other nests were noted to be under Labrador tea (2 nests), at the base of an alder (1 nest), and under an alder branch (1 nest). Two sphagnum hollows were noted to be 4 and 7 cm ( and inches) in length, from their entrance to the rim of the nest. Nests were cup-shaped structures of grasses and sedges, lined with fine grasses and occasionally with rootlets and deer hair. Outside diameters of 14 nests ranged from 7 to 9 cm ( to inches); inside diameters of 14 nests ranged from 4 to cm ( to inches); outside depths of 9 nests ranged from 3 to cm ( to inches); inside depths of 14 nests ranged from to 4 cm ( to inches). EGGS 19 nests with 4 to 7 eggs; 4E (6N), 5E (5N), 6E (7N), 7E (IN). Average clutch range 4 to 6 eggs (18 nests). INCUBATION PERIOD No information. EGG DATES 14 nests, 8 June to 21 July (13 dates); 7 nests, 10 June to 24 June. Breeding Distribution The Tennessee Warbler breeds throughout northern Ontario, and occasionally ranges into southern Ontario, but south only to about the latitude of Algonquin 133. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectl
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Keywords: ., bookcentury1900, bookdecade1980, bookleafnumber, booksubjectbirds
