| Rangewide Distribution:
Southern Canada, most of United States & southern Mexico Abundance: Common & widespread Breeding Habitat: Mature woods with decaying trees Nest: Cavity in tree with bed of bark shreds, hair & feathers Eggs: 5-8 white to pinkish-white, usually with red or brown marks Incubation: 12 days Fledging: 14 days |
White-breasted Nuthatches are familiar, permanent residents
in Missouri. One study reported an individual spent an entire
year within its territory of 10-20 hectares (Terres 1987). Their
"yank-yank" call can be heard in most woodlots and large
forests. They nest in old woodpecker holes and other cavities
(Ehrlich et al. 1988).
White-breasted Nuthatches are reasonably easy to detect, and Atlasers presumably recorded them in most blocks where they occurred. Most confirmations were based on fledglings and observation of food being carried to young. As finding nest cavities was fairly time consuming and difficult, only three nests with young and no nests with Eggs: were reported.
Except for its relative absence in the Mississippi Lowlands, this was one of the most continuously-distributed breeding birds. It was
Reported in a few blocks in the Mississippi Lowlands in forests along the St. Francis and Mississippi rivers and in the Ben Cash and Donaldson Point conservation areas. Elsewhere in the state, it was distributed through regions with varied landscapes indicating its tolerance of a broad range of habitat.
Average Number of Birds / 100 stops |
Atlasers observed fledglings mainly from May 15 through August 22. Graphing the sightings of fledglings produced a normal curve from mid-May to mid-August. There were likely several broods involved.
White-breasted Nuthatches are considered a rare host of Brown-headed Cowbirds by Ehrlich et al. (1988).
| Breeding Phenology | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Evidence (# of Records) | MAR | APR | MAY | JUN | JUL | AUG | SEP | |||||||||||||||||||||
| NB (4) | 3/24 | 6/16 | ||||||||||||||||||||||||||
| NY (3) | 5/26 | 6/19 | ||||||||||||||||||||||||||
| FY (39) | 5/08 | 8/04 | ||||||||||||||||||||||||||
Reported in 1,026 (85.0%) of 1,207 blocks
| Blocks | % of Blocks | ||
|---|---|---|---|
| Confirmed | 207 | 20.2% | |
| Probable | 334 | 32.5% | |
| Possible | 485 | 47.3% |
Home|Lists of Illustrations and Tables|Preface|Acknowledgments|Introduction|The Natural Divisions of Missouri|Guide to Species Accounts|Index of Bird Accounts|Appendix A.|Appendix B.|Appendix C.|Appendix D.|Appendix E.|Literature Cited
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