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Allen, M.E. and O.T. Of tedal . 1989. Dietary manipulation of the calcium 



content of feed crickets. Journal of Zoo and Wildlife Medicine 20:26- 



33. 

 Ballou, J.D. 1989. Inbreeding and outbreeding depression in the 



captive propagation of black-footed ferrets ( Mustela nigripes ) . In U.S. 



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 Beissinger, S.R. , B.T. Thomas and S.D. Strahl . 1988. Vocalizations, food 



habits, and nesting biology of the slender-billed kite with comparisons 



to the snail kite. Wilson Bulletin 100:604-615. 

 Boness, D.J. , W.D. Bowen and O.T. Of tedal . 1988. Evidence of polygyny from 



spatial patterns of hooded seals ( Cystophora crista ta ) . Canadian 



Journal of Zoology 66:703-706. 

 Boness, D.J. 1989. Review of "American fur seal diplomacy: The Alaskan fur 



seal controversy," By James Thomas Gay. Journal of Wildlife Management 



53(l):272-273. 

 Brownell, R.L., Jr., K. Ralls and W.F. Perrin. 1989. The plight of the 



"forgotten" whales. Oceanus 32:5-9. 

 Chaudhuri, M. , D.G. Kleiman, D.E. Wildt, M. Bush, E.S. Frank and 



R.B. Thau. 1988. Urinary steroid concentrations during natural and 



gonadotrophin-induced oestrus and pregnancy in the giant panda 



( Ailuropoda melanoleuca ) . Journal of Reproduction and Fertility 84:23- 



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Zoological Wildlife Medicine 20(l):68-72. 

 Derrickson, K. 1988. Variation in repertoire presentation in northern 



mockingbirds. Condor 90:592-606. 



1988. Review of "Voices of all the mockingbirds, thrashers and their 



allies - Family Mimadae." Auk 105:822-823. 

 . 1989. Review of "The birder's handbook: A field guide to the natural 



history of North American birds." ZooGoer 18:28-29. 

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aggression. Condor 91:728-732. 

 Domingues, R.A.P, H.R.L. Pugialli and J.M. Dietz. 1989. Densidade e 



divers idade de fauna fitoteLnata em bromelias de quatro tipos de 



florestas degradadas. Review Brasil Biology 49 ( 1 ): 125-129, Fevereiro - 



Rio de Janeiro, RJ. 

 Foose, T.J. and J.D. Ballou. 1988. Population management: theory and 



practice. International Zoo Yearbook 27:26-41. 

 Gittleman, J.L. and S.D. Thompson. 1989. Energetics and animal behavior. 



American Zoologist 28:813-814. 

 , and S.D. Thompson. 1989. Energy allocation in mammalian 



reproduction. America Zoologist 28:863-876. 

 Glatston, A. and M. Roberts. 1988. The current status and future prospects 



of the red panda ( Ailurus f ulgens ) studbook population. Zoo Biology 



7:47-59. 

 Gradwohl. J. and R. Greenberg (eds.). 1988. Saving the tropical forests. 



Earthscan Press. 

 and R. Greenberg. 1989. Migratory non-game bird programs of the Fish 



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