A Field Study of the Behavior and Social Relations of Howling MonkeysJohns Hopkins Press, 1934 - 168 pages |
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Page 25
... reference to him . However the following observations will typify the reactions of howlers to man : - Observation 1 , Jan. 8 , 1932 , Group 1. Interference from the observer decreased the average rate of progression , reversed the ...
... reference to him . However the following observations will typify the reactions of howlers to man : - Observation 1 , Jan. 8 , 1932 , Group 1. Interference from the observer decreased the average rate of progression , reversed the ...
Page 87
... reference to the male . Copulation occurred again twenty minutes later , following a series of exchanged tongue gestures . There was a period of adjustment of 15 seconds and a period of intromission of 24 seconds . Rhythmic tongue ...
... reference to the male . Copulation occurred again twenty minutes later , following a series of exchanged tongue gestures . There was a period of adjustment of 15 seconds and a period of intromission of 24 seconds . Rhythmic tongue ...
Page 126
... reference to him . The hands show a concentric type cf movement toward the palmar surfaces in manipulation , and there is a functional division between the first and second digits . The thumb is not opposable to the other digits . The ...
... reference to him . The hands show a concentric type cf movement toward the palmar surfaces in manipulation , and there is a functional division between the first and second digits . The thumb is not opposable to the other digits . The ...
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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Common terms and phrases
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