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 […]
Category: Turdidae
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 […]
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 […]
A Warning Call of the American Robin, Turdus migratorius.
American Robin (Turdus migratorius) Science Article 8 abstract In nesting time, American Robins of both sexes at times utter a high-pitched yet weak-sounding note that closely resembles that of the Cedar Waxwing-a thin ‘see-eep MORRIS JACKSON, Auk, Vol. 69 Download article download full text (pdf)
Behavioral Defenses Against Brood Parasitism in the American Robin (Turdus migratorius)
American Robin (Turdus migratorius) Science Article 3 abstract In response to avian brood parasitism, hosts may develop a number of defenses to reducethe negative consequences parasitism can have on the host’s reproductive success. Thesebehaviors may include aggression towards a parasite, rejection of parasitic eggs, or nestdesertion. Comparisons of populations that are exposed to parasitism and […]
Mosquito Landing Rates on Nesting American Robins
American Robin (Turdus migratorius) Science Article 2 abstract We measured mosquito landing rates on adult and nestling American robins at nests with infrared cameras inWashington, D.C., and Maryland, United States. Mosquitoes landed on nesting robins almost exclusively betweendusk and dawn. SEAN M. GRIFFING rt al, VECTOR-BORNE AND ZOONOTIC DISEASES Volume 7, Number 3, 2007 Download […]
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 […]
Observations on Remating in the American Robin, Turdus migratorius
American Robin (Turdus migratorius) Science Article 4 abstract In suburban Baltimore, from 1942 through 1950, I color-banded both members of15 pairs of Robins. At the end of 1951 the record of returns and rematings showedthe following: 1) Both members of eight pairs returned in the year following theirfirst known mating; there was one remating HERVEY […]