A Field Study of the Behavior and Social Relations of Howling MonkeysKraus, 1967 - 168 pages |
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Page 11
... females of the same age . Schultz informs me that this difference is shown . most clearly in measurements of chest circumference . The adult males of A. p . aequatorialis range in weight from about 16 to 20 pounds , and the adult females ...
... females of the same age . Schultz informs me that this difference is shown . most clearly in measurements of chest circumference . The adult males of A. p . aequatorialis range in weight from about 16 to 20 pounds , and the adult females ...
Page 65
... adult females . When the total adult population alone is con- sidered , the data of the first census show that 28 per cent were males and 72 per cent were females . The difference and its standard deviation are 45.4 ± 0.32 . In the ...
... adult females . When the total adult population alone is con- sidered , the data of the first census show that 28 per cent were males and 72 per cent were females . The difference and its standard deviation are 45.4 ± 0.32 . In the ...
Page 66
... adult males to seven adult females . I propose to term the ratio between the number of adult males and adult females living in semi - closed groups the socionomic sex ratio . H. SUBGROUPINGS WITHIN THE CLAN . A large clan of howling ...
... adult males to seven adult females . I propose to term the ratio between the number of adult males and adult females living in semi - closed groups the socionomic sex ratio . H. SUBGROUPINGS WITHIN THE CLAN . A large clan of howling ...
Contents
R CARPENTER | 2 |
Review of literature on the natural history of howling monkeys | 12 |
Field procedures and reactions of howlers to an observer | 21 |
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 crossing 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