Ventocilla, J. "El Instituto de Investigaciones Tropicales Smithsonian. 

 Comprender y Conservar el Ecosistema Tropical: Un Reto para la 

 Ciencia." La Prensa , junio 4(1987): 



Ventocilla, J. and Samudio, R. "La Situacion de la Fauna". In La Cuenca 

 del Canal de Panama (1986): 181-192. Edited by S. Heckadon Moreno. 

 Panama: Impretex. 



Wells, K. D. and Bard, K. M. "Vocal Communication in a Neotropical 



Treefrog, Hyla ebraccata : Responses of Females to Advertisement and 

 Aggressive Calls." Behaviour 101 (1/3) (1987) : 200-210. 



Werner, D. I. "Iguana Management: Conservation of Green Iguanas Through 

 Rational Use?" Notes from Noah: The Northern Ohio Association of 

 Herpetologists 14(1) (1986): 11-13. 



"Iguana Management Success in Panama Shared With Other Nations." 

 Bostid Developments 7(2) (1987): 22-23- 



"Manejo de la Iguana Verde en el Bosque Tropical." Interciencia 



12(5)1987): 226-229. 



Werner, D. I., Baker, E. M. , Gonzalez, E. del C. and Sosa, I. R. "Kinship 

 Recognition and Grouping in Hatchling Green Iguanas." Behavioral 

 Ecology and Sociobiology 21 (2) (1987): 83-89. 



West-Eberhard, M. J. "Evolution Through Group Selection, by V. C. 



Wynne-Edwards." (Book Review). Journal of Genetics 65 (3 ) ( 1 986 ) : 

 213-217. 



"Flexible Strategy and Social Evolution." In Animal Societies: 

 Theories and Facts (1987): 33-51. Edited by Y. Ito, J. L. Brown and 

 J. Kikkawa. Tokyo: Japan Scientific Societies Press. 



"Phenotypic Plasticity and "Genetic" Theories of Insect 

 Sociality." In Evolution of Social Behavior and Integrative Levels 

 (1987): 123-133. Edited by E. Tobach and G. Greenberg. Hillsdale, 

 N.J.: Erlbaum Press. 



Wolda, H. "Altitude, Habitat and Tropical Insect Diversity." Biological 

 Journal of the Linnean Society 30(4) (1987): 313-323- 



Wolda, H. and Sabrosky, C. W. "Insect Visitors to Two Forms of 



Aristlochia pilosa in Las Cumbres, Panama." Biotropica 18(4) C 1 986) : 

 295-299. 



Wong, M. and Ventocilla, J. A Day on Barro Colorado Island (1986). 

 Panama: Published by Impretex for Smithsonian Tropical Research 

 Institute. 1 03p - 



189 



