Tag: all of Sitta

Extra-pair young despite strong pair bonds in theEuropean Nuthatch ( Sitta europaea)

Wood Nuthatch (Sitta europaea) Science Article 2 abstract We choose the European Nuthatch (Sitta europaea), an extremely socially monogamous passerine species, to investigate the breeding biology and frequency of extra-pair activities of females. Breeding individuals live in strong pair bonds for their total life and defend their territory all year round. As a consequence of […]

Seasonal variation in bill morphology of Nuthatches Sitta europaea dietary adaptations or consequences?

Wood Nuthatch (Sitta europaea) Science Article 3 abstract Bills of juvenile Nuthatches continue to increase in size (length and depth) for up to three months after fledging. Bills of individual full-grown birds increase in length from April to October with a temporary drop in June, and decrease throughout the winter season. Bill depth increases from […]

Parental investment strategies in two species of nuthatch varywith stage-specific predation risk and reproductive effort

Red-breasted Nuthatch (Sitta canadensis) Science Article 1 abstract Life-history theory predicts that differences in reproductive effort and residual reproductive value amongspecies should result in differences in the level of risk that parents are willing to tolerate to themselvesversus their offspring. CAMERON K. GHALAMBOR & THOMAS E. MARTIN, ANIMAL BEHAVIOUR, 2000, 60, 263-267 Download article download […]

FIRST MAINLAND RECORD OF THE RED-BREASTED NUTHATCH FROM BAJA CALIFORNIA, MEXICO

Red-breasted Nuthatch (Sitta canadensis) Science Article 2 abstract On 15 September 1990 we collected a Red-breasted Nuthatch (Sitta canadensis) at Rancho Casa Verde. western slope of the Sierra Jubrez, east of Ensenada GORGONIO RUIZ-CAMPOS and LORENZO QUINTANA-BARRIOS, Western Birds 22:189-190, 1991 Download article download full text (pdf)

Annual survival rates of adult male Corsican Nuthatches Sitta whiteheadi

Corsican Nuthatch (Sitta whiteheadi) Science Article 1 abstract The endemic Corsican Nuthatch Sitta whiteheadi population is small and currently restricted to mountain forests of Corsican Pine Pinus nigra laricio. An estimate of annual survival rate is an important parameter to allow evaluation of extinction risk. Adult Corsican Nuthatches were colour-ringed and resighted on territory in […]

Corsican Nuthatch (Sitta whiteheadi)

[order] PASSERIFORMES | [family] Sittidae | [latin] Sitta whiteheadi | [UK] Corsican Nuthatch | [FR] Sittelle corse | [DE] Korsenkleiber | [ES] Trepador Corso | [NL] Coriscaanse Boomklever Subspecies Monotypic species Physical charateristics 10-15% smaller and noticeably slighter than Nuthatch, with proportionately finest bill, longest-looking head (due to linear plumage pattern), and shortest tail of […]

Krupers Nuthatch (Sitta krueperi)

[order] PASSERIFORMES | [family] Sittidae | [latin] Sitta krueperi | [UK] Krupers Nuthatch | [FR] Sittelle naine | [DE] Turkenkleiber | [ES] Trepador de Kruper | [NL] Turkse Boomklever Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Physical charateristics 10% smaller and even more compact than Nuthatch but with proportionately longer […]