A Field Study of the Behavior and Social Relations of Howling MonkeysAMS Press, 1985 - 168 pages |
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Page 55
... POPULATION The investigation of simian social relations and behavior re- quires in the beginning an analysis of the way in which animals of a particular family , genus , or species are organized . It is desir- able to determine the ...
... POPULATION The investigation of simian social relations and behavior re- quires in the beginning an analysis of the way in which animals of a particular family , genus , or species are organized . It is desir- able to determine the ...
Page 57
... population is increas- ing at the rate of approximately 15 per cent per year . The question arises as to when the population will reach its maximum and what this number will be . It is important to note that there are many areas of the ...
... population is increas- ing at the rate of approximately 15 per cent per year . The question arises as to when the population will reach its maximum and what this number will be . It is important to note that there are many areas of the ...
Page 61
... population . In 1933 , the range was exactly the same as for the previous year and the mean was 7.4 ± 2.8 . 1933 , 39.3 per cent of the total population were adult females . The number of females not carrying infants ranged from 2 to 10 ...
... population . In 1933 , the range was exactly the same as for the previous year and the mean was 7.4 ± 2.8 . 1933 , 39.3 per cent of the total population were adult females . The number of females not carrying infants ranged from 2 to 10 ...
Contents
Review of literature on the natural history of howling monkeys | 12 |
Field procedures and reactions of howlers to an observer | 21 |
Territoriality and nomadism | 43 |
Copyright | |
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Common terms and phrases
adult females adult males aequatorialis Alouattinae apparently approached arboreal Azara Barro Colorado Island become behave brachiating capuchin monkeys capuchins Caraya census cent clan males close Coiba Island complemental males consorts coöperative coördination copulation Coto region defensive described eaten fallen young feeding feet females and young frequently fruit function Gatun Lake groups of howlers howler clans Howler females howler groups howler population howling monkeys individuals juvenile juvenile animals leaves limb located locomotion lodge tree months mother move observed occur ocelot oestrous female oestrous period palliata Panama Paraguay period of coverage period of intromission PLATE platyrrhine play play-fighting positions postures primary forest primary sexual activity primates Puerto Armuelles react reactions Rengger responses rhythmic tongue movements roars seconds sexual behavior Shannon situations social relations socionomic specific spider monkeys stimulation subgrouping tail tendency territorial range tion vocal patterns vocalizations yards young animals young howlers