Tag: all of Turdus

Vintage plate of Scaly Thrush (Zoothera dauma)

In 1902 this Thrush was called Whites Thrush, Turdus Varius, it said: Although an inhabitant of Eastern Asia, this Thrush has frequently straggled to various parts of Europe, and as far west even as Great Britain, where it has been captured on at least nine occasions. The first recorded British-killed specimen appears to be that […]

Vintage plate Fieldfare (Turdus pilaris)

In 1902: The breeding-habits of the Fieldfare are only to be observed in the north and east of Europe ; for in every other part of the continent the bird is scarcely ever known as other than a winter visitant. It is fond of the neighbourhood of cultivated land, birch-woods, or those wherein birch and […]

Vintage plate Redwing (Turdus iliacus)

In 1902: The Redwing inhabits during the summer season the far north, but so soon as the cold weather sets in migrates southward, spreading over the whole of Europe, returning again to its northern haunts in the spring. It has been met with as far west as Greenland where it has twice occurred. The Redwing […]

Vintage plate of mistle thrush

From 1902: This well-known species is distributed over the entire Paltearctic Region, although of very rare occurrence in the extreme eastern portion. In Western Europe it is migratory to a very great extent, although in some countries a resident species. When on the ground, and in the attitude of observation, it droops its wings a […]

Human Impact and the Nesting Success of the American Robin (Turdus migratorius) in Two Riparian Areas of Boulder County

American Robin (Turdus migratorius) Science Article 7 abstract American songbird populations have decreased in the last decade, partly because of factors affecting nesting success. In order to preserve songbird populations, it is important todetermine which factors are playing the most significant roles in nesting success. Humans may adversely affect nesting success simply through their presence, […]

Individual variation in fruit choice by american robins (turdus migratorius)

American Robin (Turdus migratorius) Science Article 6 abstract I tested American Robins (Turdus migratorius) for individual differences in fruitconsumption and preference when offered six trials of a three-way choice of white mulberry(red variety; Morus alba L.), Bella honeysuckle (Lonicera x bella), and red-osier dogwood (Cornus stolonifera) fruits. ROBIN E. JUNG, The Auk: 109(1):98-111, 1992 Download […]

Turdus migratorius (American robin) are more alert when solitary than in flocks

American Robin (Turdus migratorius) Science Article 5 abstract This study was undertaken to determine the relationship between foraging andalert behavior and group size in Turdus migratorius (American robin). We expected thatrobins would forage more than be alert in flocks and would be more alert than foragewhen solitary. Emily Sun, unknown Download article download full text […]

Photoperiod Experiments on the American Robin

American Robin (Turdus migratorius) Science Article 1 abstract The American Robin of southwestern British Columbia was tested in captivity under four light regimes: LD 8:16, 12:12, 16:8, all under artifical light, and natural daylight increment from LD 12:12 to 16:8. Robins under the latter two regimes gained in gonadal weight and in follicular and seminiferous […]