A Field Study of the Behavior and Social Relations of Howling MonkeysJohns Hopkins Press, 1934 - 168 pages |
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Page 57
... believe a conserva- tive estimate to be that the island's howler 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 ...
... believe a conserva- tive estimate to be that the island's howler 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 ...
Page 71
... believe lasts at least twelve months or until the infant weights from 1500 to 2000 grams , the infant rides astride the back of the mother with its tail curled tightly around the base of her tail ( see plate 13 , A ) . 4. Maternal aid ...
... believe lasts at least twelve months or until the infant weights from 1500 to 2000 grams , the infant rides astride the back of the mother with its tail curled tightly around the base of her tail ( see plate 13 , A ) . 4. Maternal aid ...
Page 114
... believe that some predatory animal disturbed the group , caused it to divide , and that next day the animals re - united . A group which was differently constituted might have remained separated and thus a new clan would have been ...
... believe that some predatory animal disturbed the group , caused it to divide , and that next day the animals re - united . A group which was differently constituted might have remained separated and thus a new clan would have been ...
Contents
R CARPENTER | 2 |
Review of literature on the natural history of howling monkeys | 12 |
Territoriality and nomadism 43 L | 43 |
Copyright | |
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Common terms and phrases
adult females adult males aequatorialis Alouattinae apparently approached Azara Barro Colorado Island become behave Berkeley capuchin monkeys capuchins census cent chimpanzee 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 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 UNIVERSITY OF CALIFORNIA vocal patterns vocalizations yards young animals young howlers