Artigo Acesso aberto Revisado por pares

On the Avi-Fauna of Pinal County, with Remarks on Some Birds of Pima and Gila Counties, Arizona

1886; Oxford University Press; Volume: 3; Issue: 4 Linguagem: Inglês

10.2307/4625439

ISSN

1938-4254

Autores

W. B. Scott,

Tópico(s)

Botany, Ecology, and Taxonomy Studies

Resumo

III.51. Columba fasciata.Band-tailed Pigeon.-Common in the Catalina Mountains for almost the entire year.Breeds in July.I have met with it commonly in May and June as low down as 3500 feet, in flocks feeding on wild mulberries.It was not uncommon about the middle of April in the pine region, and I saw several flocks late in November, 1SS4 and 1S85, in the same locality.In the fall, from the middle of September until early in December, I have met with it almost daily in flocks ranging from half a dozen to several hundred individuals.This later observation is from the oak region of the Santa Catalinas.I did not find the species in the Pinal Mountains, nor am I aware of its occurrence either about Tucson, Florence, or at Riverside.52.Zenaidura macroura.Mourning Dove.-Resident throughout the entire region under consideration, except in the pine forests, where it probably occurs in summer.Near my house it is rare in winter, but abundant during the warmer portions of the year.53. Melopelia leucoptera.White-winged Dove.-Though very generally distributed up to an altitude of 3500 feet, throughout the entire region, it is much more abundant in certain localities than at others.At a point about fifteen miles from Florence, on the road from that place to Ri\-erside, is a spring known as the Little Cottonwood, where I found the birds by hundreds, in April and May, 1SS2.I have taken the eggs fresh, about the middle of May in the same canon that my house is in, at an altitude of 3500 feet, but the bird is here rather uncommon.In the same locality I have also taken young just leaving the nest, June 4, 1 885.54. Columbigallina passerina.Ground Dove.-Not uncommon about Tucson and Florence, and also at Riverside.I have not met with it on the San Pedro, nor in the neighborhood of my house in the Santa Catalina range.55. Scardafella inca.Inca Dove.-The only points where I have seen this species are Tucson and Florence, where it is, especially in the latter place, of common occurrence during the warmer portion of the year.The birds are very tame and seem to aifect particularly the streets and corrals and gardens in the heart of the town.Scott on i/ie Birds of Arizona.[October 56.Cathartes aura.Turkey Vulture.-Rather common at the lower altitudes throughout the year, but migratory in the Catalina region, where I have not met with it above 4000 feet in winter, and it is rare even at that altitude at that season.I noted it in the pine woods as rare late in April, 1SS5, and took a nest containing two fresh eggs in the oak region of the Santa Catalinas, altitude 5000 feet, May 2, 1SS5.57.Circus hudsonius.Marsh Hawk.-My records are from about Tucson in the fall, winter, and early spring, and also from the San Pedro River in January, 1886.58.Accipiter velox.Sharp-shinned Hawk.-Common during the fall migration, from September 25 until the middle of November in the oak region of the Santa Catalina range.Pine region of the Catalina Mountains, one seen on November 27, 1884.San Pedro River, March i, 1885, a few noted.Pines of Catalinas, 3d-8th November, 1885, several seen.San Pedro River, 26th-29th January, 1886, two noted.It was common in the fall of 1882 on Mineral Creek.These are all my notes in regard to this species.59.Accipiter cooperi.Cooper's Hawk.-Common.Resident and breeds in the oatc region of the Catalina Mountains.But most abundant during the fall migration, which begins late in September.I have found two nests in this locality', both containing young just hatched.They were taken on June 9 and 11, 1885, and both were built in cottonwood trees, about sixty feet from the ground, and near springs.I also found the birds common on Mineral Creek in August, 1S82, and have records of its being seen during the several visits I have made to the pine region of the Santa Catalina Mountains.60. Parabuteo unicinctus harrisi.Harris's Hawk.-Mr. Brown has taken this species on a single occasion near Tucson.61. Buteo borealis calurus.Western Red-tail.-Resident and breeds abundantly throughout the entire region.Though many breed along the w-ater courses, selecting generally a high cottonwood or sj-camore, I have found them nesting quite as commonly in the low mesquites, miles from any water.In these cases the nests are not more than twenty and often as low as ten feet from the ground, and I found a nest once but seven feet from the ground.Not infrequently, too, I have seen the nests placed in a giant cactus where the lowest arms branch from the main trunk.On the San Pedro slope of the Santa Catalina range at an altitude of 3500 feet on March 12, 1885, I took three eggs, which had been incubated for at least a week, from a nest situated in a mesquite tree rather less than ten feet from the ground.The only instance where I have met with the very dark phase of this subspecies was near my house.It is No. 1130, $ .and was taken on the nth of October, 1S84.The specimen is now in the collection of the American Museum of Natural History in New York.On one occasion in 1S83 I took a nestling which I kept for some eighteen months.The bird was a male, I think, and on moulting in the spring of 18S4, when a year old, it assumed the full breeding plumage with clear red tail.Scott on the Birds of Arizona.

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