Song sparrows
The Major Histocompatibility Complex in Song Sparrows: Immunity, Signals, and Mate Choice
... savannah sparrows (Passerculus sandwichensis, Freeman-Galant et ...house sparrows (Passer domesticus, Bonneaud et ...that song sparrows choose social mates that are dissimilar to themselves at ...
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Ecological and Evolutionary Interactions Between Song Sparrows (Melospiza melodia) and their Bloodborne Parasites
... Station) song sparrows of immigrant origin were larger than relatively local individuals, but at other sites ...white-crowned sparrows, MacDougall-Shackleton et ...
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MHC class IIβ diversity as a correlate of neutral-locus similarity and diversity, and a predictor of overwinter return, in song sparrows (Melospiza melodia)
... Monitoring adaptive-locus diversity in addition to neutral-locus diversity can provide a more complete picture of genome-wide diversity than neutral-locus measures alone (Marsden et al. 2013). In particular, diversity at ...
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Developmental stress has sex specific effects on nestling growth and adult metabolic rates but no effect on adult body size or body composition in song sparrows
... dependent. Second, there were also sex differences in the effect of food restriction on nestling growth. Food-restricted males weighed the same as control males; however, food-restricted females weighed less than ...
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Immune function and infection status is related to migration distance and phases of the annual cycle in song sparrows (Melospiza melodia)
... (Mazerolle and Hobson, 2005). Liquid paper was applied to the base of the hallux claw and the distance from the base of the claw to the liquid paper was measured after two weeks of growth. The hallux claw grew at an ...
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Song as an Honest Indicator of Developmental Stress in Song Sparrows
... processed as described above. To determine the appropriate dose of GnRH to inject, I conducted a pilot study using adult male song sparrows that were caught in the spring of 2010 (Fig. 4-2). Birds were ...
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Measuring vocal performance in song sparrows (Melospiza melodia), and its relationship to age, morphology and song complexity.
... predict song consistency, another aspect of vocal ...given song type consistently (Cramer 2013). Thus while swamp sparrows showed a relationship between age and vocal performance, it is not expected ...
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Natal Philopatry in Song Sparrows (Melospiza melodia) Predicts Female Cellular Versus Humoral Immune Function, But Does Not Consistently Predict Parasitism
... crowned sparrows (Zonotrichia leucophrys oriantha) infected with haematozoan (blood-‐borne) parasites had lower neutral-‐locus (microsatellite) heterozygosity than did their uninfected counterparts ...
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Fear Of Predators Compromises Parental Care And Juvenile Survival In A Songbird
... song sparrows (Melospiza ...that song sparrows exposed to playbacks of predator sounds would decrease provisioning rates to ...fledgling song sparrows would respond to predator ...
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Reliability of the Brownish-flanked Bush Warbler’s soft song in male-male conflict
... although song type matching (i.e., singing to the rival with the same song that the rival has just sung) has long be seen as an aggressive signal in song sparrows during male-male conflict ...
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Hitchhiker's guide to migration: effects of experimental parasitic infection and other immune challenges on migratory traits of sparrows
... LPS-exposed song sparrows were greatest in non-migratory populations compared to migratory populations (Adelman, Córdoba-Córdoba, Spoelstra, Wikelski, & Hau, ...free-living song sparrows ...
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The Relationship between Predation Pressure, Demography and Genetic Diversity in Song Sparrow (Melospiza melodia) Populations
... In this thesis, I first investigated the genetic structure of song sparrows inhabiting two locations on Vancouver Island, B.C., as well as six Gulf Islands. I found genetic structuring at both the landscape ...
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Diel and seasonal patterns of variation in the singing behaviour of Savannah Sparrows (Passerculus sandwichensis)
... nah Sparrows also sang a pronounced dusk chorus when males were paired with an incubating ...in song activity a few days after egg laying (Catchpole 1973; Slagsvold 1977; Lampe and Espmark 1987); ...
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Seasonal modulation of sickness behavior in free living northwestern song sparrows (Melospiza melodia morphna)
... white-crowned sparrows were in better condition (larger mass and greater fat stores) than short-day subjects (Owen-Ashley et ...northwestern song sparrows, the reverse pattern occurred: males in the ...
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Factors Affecting The Expression of the Dear Enemy Effect in Territorial Songbirds
... low song sharing observed in this study, even for the animals whose repertoires reached an asymptote, it is unlikely that the individuals in this large-repertoire species would share all of their songs with their ...
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Coping with novelty and stress in free living house sparrows
... a result of negative feedback (Carere et al., 2003). Although we cannot rule out this explanation completely, we think it is unlikely because baseline corticosterone levels 1day after the test did not vary with coping ...
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Effect of Ambient Temperature on Dawn Chorus of House Sparrows
... House sparrows (Passer domesticus) are ...house sparrows was studied all year round in a university housing compound with almost zero traffic noise in an arid dry desert ...climate. Sparrows start ...
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Russet Sparrows spot alien chicks from their nests
... Tree Sparrows, House Sparrows, and Russet Sparrow (Passer ...nests, sparrows also build open nests in trees (Yang et ...why sparrows have never been utilized as hosts by any parasitic cuckoo, ...
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The effect of songs on vocabulary retention of preschool young English language learners
... through song to preschool young English Language Learners in Aligoodarz, ...using song and the control groups were instructed using non-song ...
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Sensory feedback independent pre song vocalizations correlate with time to song initiation
... The song of the adult male zebra finch is a well-studied example of a learned motor ...sequence. Song bouts begin with a variable number of introductory notes (INs) before actual song ...to ...
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