Primate Observation Sheet2

Primate Observation Sheet2 - to get around. Display...

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Primate Observation Sheet Zoo Visited: Sacramento Zoo Date: March 28, 2011 Common Name: White-Handed Gibbon Scientific Name: Hylobates lar Cage Census 1. Number of animals: Two 4. Number of juveniles: One 2. Number of adults: One 5. Number of infants: Zero 3. Sex of adults: One female, One male Describe degree of sexual dimorphism: At the zoo, it was very hard to see any sexual dimorphism at all. If anything the daughter gibbon was a little smaller and lighter than the father. Also the male gibbons coat looked a bit greyer than the females coat in my point of view. Physical Characteristics: The gibbons were pretty small in size and looked about 20 to 30 pounds each. They have a little white on there hands and feet and a white coat on there face, while the rest of there coat is dark brownish. They had very long arms too. Major locomotor pattern: They spent most of the time on top of a pole; they never came down and used brachiation
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Unformatted text preview: to get around. Display Behavior: At the zoo they sat on the pole watching the people pass by and would brachiate across the poles then cling on the cage to see what people were up to across the zoo. The father gibbon also started to howl at one point. Presenting: No presenting was done, but in gibbons females attract males in mating by quick jerking movements in the upper-body. This movement is known as bobbing. What happens when food is introduced by the zoo keepers? No food was introduced. Comments: To me the cage looked like it could have had major improvements. Even though it was surrounded by trees, inside there was none and just looked like it was full of metal, even the poles they swung on were metal. It looked like the enjoyed it, but it could affect their natural habitat....
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This note was uploaded on 03/30/2011 for the course ANTHRO 300 taught by Professor H during the Spring '11 term at American River.

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Primate Observation Sheet2 - to get around. Display...

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