Publications

Conspecific introduction, socialization, and attempts to breed a solitary-raised, silverback male gorilla

Even though the silverback Colossus had not had an opportunity to interact with any other gorilla since infancy, his introduction to the adult female conspecific Muke was very successful. The careful pair formation procedure is described.

Year Published: 1990Animal Type: Nonhuman Primate, Other Nonhuman Primate

Citation: Gould, J. E. 1990. Conspecific introduction, socialization, and attempts to breed a solitary-raised, silverback male gorilla. Proceedings: Columbus Zoo Gorilla Workshop, 56-79.

Inhumane Society: The American Way of Exploiting Animals

Today I see the veterinary profession entangled in the economic web of animal exploitation, ranging from the inhuman incarceration of farm animals in industrialized factory farm systems ... to the too-often needless suffering and destruction of laboratory animals in biomedical...

Year Published: 1990Animal Type: All/General

Citation: Fox, M. W. 1990. Inhumane Society. The American Way of Exploiting Animals. St. Martin's Press, New York, NY.

The effects of woodchips and buried food on behavior patterns and psychological well-being of captive rhesus monkeys

Year Published: 1990Animal Type: Macaque, Nonhuman Primate

Citation: DiGregorio, G. 1990. The effects of woodchips and buried food on behavior patterns and psychological well-being of captive rhesus monkeys. Dissertation Abstracts International B50(11), 5353.

Effects of the addition of browse on the feeding behaviour (time budget and coprophagy) in captive bonobos

The addition of browse increased foraging time from 3 to 17% and resulted in a drastic decline in coprophagia.

Year Published: 1990Animal Type: Nonhuman Primate, Other Nonhuman Primate

Citation: Damen, F. 1990. Effects of the addition of browse on the feeding behaviour (time budget and coprophagy) in captive bonobos. Annual Conference of the International Union of Directors of Zoological Gardens oral presentation.

Psychological well-being and enrichment workshop held at Primate Centers’ Director Meeting

A synopsis of a workshop. The overwhelming conclusion of the participants was that the best psychological enrichment, overall, is social enrichment.

Year Published: 1990Animal Type: Nonhuman Primate

Citation: Crockett, C. M. 1990. Psychological well-being and enrichment workshop held at Primate Centers' Director Meeting. Laboratory Primate Newsletter 29(3), 3-6.

Policy, program and people: The three P’s to well-being

Successful socialization of foxhound puppies was accomplished with a time investment of five minutes of 'hands-on' per puppy per week. During the bi-weekly socialization procedure, each puppy benefited from the interaction of people with the other littermates.

Year Published: 1990Animal Type: Dog

Citation: Wolfle, T. L. 1990. Policy, program and people: The three P's to well-being. In: Canine Research Environment. Mench, J. A. , Krulisch, L. (eds), 41-47. Scientists Center for Animal Welfare [SCAW], Bethesda, MD.

Reptilian ethology in captivity: Observations of some problems and an evaluation of their aetiology

Discussion of some behavioral problems of reptiles resulting from inadequate captive environments. Many of the behaviour and activities exhibited by captive reptiles suggest that they are unable to cope with their unnatural situations. ... Resistance to disease is higher among...

Year Published: 1990Animal Type: Reptile

Citation: Warwick, C. 1990b. Reptilian ethology in captivity: Observations of some problems and an evaluation of their aetiology. Applied Animal Behaviour Science 26, 1-13.

The effect of food level and housing on the development of stereotypic behaviour in tethered sows

It is often assumed that physical restraint and lack of stimulation are the major stressors for intensively housed sows. ... At all times of the day, low-fed gilts were more active than high-fed gilts, spending more time nosing the trough...

Year Published: 1990Animal Type: Pig

Citation: Terlouw, E. M. C., Lawrence, A. B., Lindstrom-Nielsen, B. et al. 1990. The effect of food level and housing on the development of stereotypic behaviour in tethered sows. Applied Animal Behaviour Science 26, 295.

Effects of mixing unfamiliar individuals and of azaperone on the social behaviour of finishing pigs

Mixing unfamiliar pigs with each other is a common practice in both commercial swine and research operations to create economical units or experimental treatments. The typical consequence of mixing is an increase in fighting. .. Barring death, injury or illness,...

Year Published: 1990Animal Type: Pig

Citation: Tan, S. S. L., Shackleton, D. M. 1990. Effects of mixing unfamiliar individuals and of azaperone on the social behaviour of finishing pigs. Applied Animal Behaviour Science 26, 157-168.

Gorilla husbandry/enrichment at the Dallas Zoo

Unintrusive husbandry techniques during cleaning and feeding, such as shifting animals, allow keepers to easily incorporate environmental enrichment components during their normal routine. To create a stimulating and diverse environment, keepers supply simple, economic [unspecified] items which allow the gorillas...

Year Published: 1990Topics: Environmental Enrichment, Husbandry & ManagementAnimal Type: Nonhuman Primate, Other Nonhuman Primate

Citation: Stevens, A. 1990. Gorilla husbandry/enrichment at the Dallas Zoo. Proceedings: Columbus Zoo Gorilla Workshop, A-5 (Abstract).