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xi, 124 p. : col. ill. and map.
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Besides the Chinese Pheasant, we have in this state a number of others. The Golden Pheasant you see here is a very beautiful bird, but not a very hardy one, and is one that is not very easily raised. Then we...
This picture gives some idea of the thousands and thousands of birds that nest in this part of the country. These are Pelicans. They are large birds, with large bodies and long crooked necks. Their peculiarity...
Effects of habitat and season on guild structure of avian
The avifaunal composition of ten western Oregon forest stands
The effects of enriching the rearing environment of laying hens on their learning ability and behavior were investigated. Day old ISA brown layer chicks were group housed in open floor pens that were either...
Four types of schedule interactions have been defined: positive contrast, negative contrast, positive induction, and negative induction. Most work has centered on the necessary conditions for positive contrast....
The respiratory and metabolic biology of dinosaurs is poorly, if at all, reflected in the fossil record. By comparing anatomical features of modern taxa that are functionally linked to specific biology with the...