A Field Study of the Behavior and Social Relations of Howling MonkeysJohns Hopkins Press, 1934 - 168 pages |
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Page 73
... minute , a juvenile 3 crossed over her body . Observation 22 , Feb. 17 , 1932 , Group 7. A mother closely followed by a juvenile 3 came to a difficult crossing between two trees . She held the terminal twigs of the limb from which she ...
... minute , a juvenile 3 crossed over her body . Observation 22 , Feb. 17 , 1932 , Group 7. A mother closely followed by a juvenile 3 came to a difficult crossing between two trees . She held the terminal twigs of the limb from which she ...
Page 87
... minutes later and these were followed immediately by copulation . The periods of adjustment and intromission were 10 and 20 seconds respectively . After sixteen minutes copulation was repeated , but it was impossible in this instance ...
... minutes later and these were followed immediately by copulation . The periods of adjustment and intromission were 10 and 20 seconds respectively . After sixteen minutes copulation was repeated , but it was impossible in this instance ...
Page 91
... minutes to 45 minutes . The average time elapsing between copulations in these selected 18 instances was 24.2 ± 14.9 minutes . Apparently the time interval between copulations increased as either the male or female or both be- came ...
... minutes to 45 minutes . The average time elapsing between copulations in these selected 18 instances was 24.2 ± 14.9 minutes . Apparently the time interval between copulations increased as either the male or female or both be- came ...
Contents
R CARPENTER | 9 |
Review of literature on the natural history of howling monkeys | 12 |
Field procedures and reactions of howlers to an observer | 21 |
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adult females adult males aequatorialis Alouattinae apparently approached arboreal Azara Barro Colorado Island become behave behavior and social brachiating capuchin monkeys capuchins Caraya census cent clan males close Coiba Island complemental males consorts coöperative coördination copulation Coto region crossing defensive described eaten 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 positions postures primary forest primary sexual activity primates progression 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