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some advantage in being second because those males contribute to the other 25%, but subsequent males receive no benefit. What ad ...
PCR is the first step in most genetic analyses, from genetic fingerprinting to creat- ing genetic phylogenies. For studies of ph ...
areas in Texas, California, Montana, and Alberta where the ranges of white-tailed and mule deer (Odocoileus hemionus) overlap. E ...
Fstis unity if there is no migration and very small if there is much migration. Thus, Fstis a measure of isolation. For example, ...
the other northeast into China and Siberia. The two arms differ progressively in morphology, ecology, and song characteristics. ...
instead of living geographically apart as described above for subspecies. For example, the lesser snow goose has two color morph ...
to prevent others from eating it and so they are territorial. Since females are widely dispersed (because of the food they eat), ...
variation in key limiting traits (Storfer 1996). In painted turtles (Chrysemys picta) the sex ratio is skewed towards females un ...
4 Food and nutrition The three main areas of wildlife management (conservation, sustained yield, and con- trol) require knowledg ...
(carbohydrates) close to 4 kcal/g. The gross energy of tissues depends on the com- bination of these basic constituents, particu ...
the exponent. Robbins (1983) found that the water content of white-tailed deer and several rodents varied as a function of W0.9. ...
Africa developed rickets when they were unable to eat small bone fragments. This has an important management consequence: bone f ...
Food supply varies with season. To some degree all environments are seasonal, including those of the tropics. Food supply is gre ...
An unusual form of variability in food supply occurs in the bamboo species which form the main food of the giant panda (Ailuropo ...
(Sinclair and Smith 1984). Domestic goats (Capra hircus) learn to avoid young twigs of blackbrush (Coleogyne ramosissima) becaus ...
protein, energy, or other nutrients can be estimated by observing what animals eat and then determining the chemical composition ...
In tropical regions this relationship has been found for cattle (Bredon et al. 1963), buffalo, and wildebeest (Sinclair 1977), a ...
1981; Sinclair et al. 1982). However, these are abnormal situations and when animals are allowed to choose their own diet the re ...
The flow of energy through the body is illustrated in Fig. 4.6. Energy starts as con- sumption energy or intake energy. Part of ...
produced with 673 kcal of heat, the carbon dioxide in expired air can be used to calculate the rate of energy used for maintenan ...
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