Hi, Tweets,

Within days of each other, the October 1995 and January 1996 Auk arrived =
at my home. Having spent the previous week in the Bay Area of Calif, I =
am just now getting the opportunity to look at them. Thought some might =
be interested in the contents.

Egg-color dimporphism and breeding success in the Crow Tit (Paradoxornis =
webbiana). Chang-Hoe Kim, Satoshi Yamagishi, and Pyong-Oh Won. pp =
831-839. Crow Tit nests in Korea had eggs that were either blue or =
white, but only one color in any one nest. No difference in nesting =
success related to color.

Age-specific survival in breeding Black-capped Chickadees (Parus =
atricapillus). Susan M Smith. pp 840-846. Male breeders lived 3.19 =
years; female breeders averaged 2.53 yr - due to differential mortality =
during and immediately after females' first breeding season.

Factors influencing rate and success of intraspecific kleptoparasitism =
among Kelp Gulls (Larus dominicanus). Wm K Steele and Philip AR Hockey. =
pp 847-859.

The role of parents in siblicidal brood reduction of two Booby species. =
David J Anderson. pp 860-869. Obligately-siblicidal Masked Boobies =
(Sula dactylatra) and facultatively siblicidal Blue-footed Boobies (S. =
nebouxii). Study from the Galpagos.

Seasonal variation in thermogenic capacity of migratory Warbling Vireos. =
David L Swanson. pp 870-877. Shivering birds in South Dakota; =
thermogenic capacity higher in spring than in fall or summer.

Social dominance in young White-throated Sparrows: Effects of early =
social experience and the unstable period. Walter H Piper. pp 878-889. =
Possiblilty of a critical period that influences dominating ability.

Ecomorphological indicators of feeding behavior in recent and fossil =
raptors. Fritz Hertel. pp 890-903. Looking at skull characteristics =
from 13 species found at Rancho La Brea tar pits, California. (Would =
have been interesting birding S California in the Pleistocene....)

Molt of Black Brant (Branta bernicla nigricans) on the Arctic Coastal =
Plain, Alaska. Eric J Taylor. pp 904-919. At Teshekpuk Lake, brant =
replaced wing and body feathers concurrently.

Habitat preferences of wintering shorebirds in a temporally changing =
environment: Western Sandpipers in the San Francisco Bay Estuary. Sarah =
E Warnock and John Y Takekawa. pp 920-230. Regional conservation plans =
that restore salt marshes for the benefit of endangered species must =
consider the effects of losing artificial salt-pond habitats, which are =
locally important for sandpipers.

Population characteristics of Black-throated Blue Warblers wintering in =
three sites on Puerto Rico. Joseph M Wunderle Jr. pp 931-946. Mature =
forest at El Verde had few fruiting understory plants and predominantly =
male warblers; shrubby second-growth with abundance of fruiting plants =
at Carite had mostly females.

Colony attendance patterns and recruitment in immature Common Murres =
(Uria aalge). DJ Halley, MP Harris and S Wanless. pp 947-957. Isle of =
May, Firth of Forth, Scotland. Colony attendance examined from first =
return to the first breeding attempt. Philopatry to subcolonies.

Is Mononykus a bird? Zhonghe Zhou. pp 958-963. M. olecranus from late =
Cretaceous of Mongolia; Not a bird, and its ancestors never possessed =
the capacity for flight.

Influence of body condition on reproductive decision and reproductive =
success in the Blue Petrel. Olivier Chastel, Henri Weimerskirch and =
Pierre Jouventin. pp 964-972. Kerguelen Archipelago, Antarctica.

Effect of feathers as nest insulation on incubation behavior and =
reproductive performance of Tree Swallows (Tachycineta bicolor). Michael =
P Lombardo, Ruth M Bosman, Christine A Faro, Stephen G Houtteman and =
Timothy S Kluisza. pp 973-981. Nest box study in Michigan; nest =
insulation positively affected reproductive performance.

Seasonal declines in duration of incubation and chick periods of Common =
Murres at Bluff, Alaska in 1987-1991. Edward C Murphy. pp 982-993. =
Norton Sound

An experimental investigation of insight in Common Ravens (Corvus =
corax). Bernd Heinrich. pp 994-1003.=20

Geographical trends in trophic characteristics of mammal-eating and =
bird-eating raptors in Europe and North America. Erkki Korpimaki and =
Carl D Marti. pp 1004-1023. Trends in trophic characteristics of =
predators should be explained by distribution patterns of their prey.

Influence of social status, distance from cover, and group size on =
feeding and vigilance in White-crowned Sparrows. Robert Slotow and =
Stephen I Rothstein. pp 1024-1031. Study of wintering Gambel's W-C at =
Santa Barbara, Calif.

In Memoriam: Robert T Orr, 1908-1994. Luis F Baptista.=20

Maximum Metabolic Rate, Thermal Insulation and Aerobic Scope in a =
Small-sized Chilean Hummingbird (Sephanoides sephanoides). M Victoria =
Lopez-Calleja and Francisco Bozinovic. pp 1034-1036.

Evidence of Emperor Geese breeding in Russia and staging in Alaska. Joel =
A Schmutz and Alexander V Kondratyev. pp 1037-1038.

First Records of the Shiny Cowbird (Molothrus bonariensis) in the Bahama =
Archipelago. Michael E Baltz. pp 1039-1041.=20

High Prevalence of Hematozoa in Nestlings of a Passerine Species, the =
Pied Flycatcher (Ficedula hypoleuca). Santiago Merino and Jaime Potti. =
pp 1041-1043. In central Spain.

Use of Fluorescent Powder for Tracking American Woodcock Broods. Ann K =
Steketee and Wm L Robinson. pp 1043-1045. Upper Peninsula of Michigan, =
powder shows up under UV light.

Lack of Restriction-site Variation in Mitochondrial-DNA Control Region =
of Whooping Cranes (Grus americana). Sheri A Snowbank and Carey =
Krajewski. pp 1045-1049. Low mtDNA diversity result of 1941 population =
"bottleneck".

Female Bluethroats (Luscinia s. svecica) Regularly Visit Territories of =
Extrapair Males Before Egg Laying. Per T Smiseth and Trond Amundsen. pp =
1049-1053. Recent evidence suggests that female birds play a more active =
role in sperm competition than traditionally recognized...

Interspecific Variation in Plasma Hue in Relation to Carotenoid Plumage =
Pigmentation. Geoffrey E Hill. pp 1054-1057. Study of birds in Auburn, =
Alabama.

Seasonal Variation in Circulating Carotenoid Pigments in the House =
Finch. Geoffrey E Hill. pp 1057-1061.=20

An Experimental Test of Offspring Recognition in Western Bluebirds. =
Marty L Leonard, Janis L Dickinson, Andrew G Horn and Walter Koenig. pp =
1062-1064.

Accelerational Implications of Hummingbird Display Dives. Jas L Larimer =
and Robt Dudley. pp 1064-1066.

Xiphorhynchus striatigularis (Dendrocolaptidae): Nomen monstrositatum. =
Kevin Winker. pp 1066-1070. Consider it to be an aberrant X. =
flavigaster.

Quantitative Comparison of Two Methods of Assessing Diet of Nestling =
Skylarks (Alauda arvensis). John Grynderup Poulsen and Nicholas J =
Aebischer. pp 1070-1073. Restricting neck-collar vs fecal analysis: =
Recommend fecal analysis.

Sunning by Black Noddies (Anous minutus) May Kill Chewing Lice =
(Quadraceps hopkinsi). Brett R Moyer and Gary E Wagenbach. pp 1073-1077. =
At Great Barrier Reef.

Within-pair Copulations: Are Female Tree Swallows Feathering Their Own =
Nests? Michael P Lombardo. pp 1077-1079.

Do Males Exchange Feathers for Copulations in Tree Swallows? Linda A =
Whittingham, Peter O Dunn and Raleigh J Robertson. pp 1079-1080. =
Arguing with Lombardo.

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