Vocalizations: The red-footed booby call is a harsh, repetitive karr-uck at the nest, by both sexes.Nesting: Nesting breeds occur in April–October. Nest of sticks and vines in tree or bush; in loose colonies.Eggs & Incubations: The bird lays one egg, chalky white, oval, about 61 x...
Photo about Red-Footed Booby chick in the nest. Christmas Island, Kiribati. Image of birds, trip, preservation - 49762819
A. 1962. Temperature regulation in the red-tailed tropic bird and the red-footed booby. A/ Condor 64: 6 A/18.Howell, T. R. and G. A. Bartholomew. 1962a. Temperature regula- tion in the red-tailed tropic bird and the red-footed booby. Con- dor 64:6-18....
A tale of 3 boobies. Presents information on the booby bird species and the dissimilar lifestyles led by the different varieties which occupy their own particular place in Gala... Alten,Michelle,Kaehler,... - 《International Wildlife》 被引量: 0发表: 1998年 加载更多来源...
Minimum counts of the number of boobies at the colony have been conducted annually since 1948 during the Audubon Christmas Bird Count. The number of boobies counted has fluctuated over time, from a low of 125 birds in 1997 to a high of 2 380 in 1969. The count in 2008 was a minimum ...
1997 Diving depths of two tropical Pelecaniformes: the red-tailed tropicbird and the red-footed booby. Condor 99, 1004^1007.Le Corre, M. 1997: Diving depths of two tropical Pelecaniformes: the red-tailed tropicbird and the red-footed booby. Condor 99(4): 1004-1007....
FIRST RECORDS IN THE WESTERN OF THE RED-FOOTED UNITED BOOBYHuber, Harriet RLewis, T JamesReyes, PointObservatory, BirdHansen, KeithHenderson, Phil