Physical and Behavioral Findings in a Pseudohermaphrodite American Bison

A pseudohermaphrodite American bison (Bison bison) behaved like an adult male when interacting with adult females, but like an adult female when interacting with adult males. Its chromosomes were a normal 60, XX and it had a uterus; but it had bilateral testes rather than ovaries. Skull measurements...

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Bibliographic Details
Published inJournal of wildlife diseases Vol. 29; no. 2; pp. 360 - 363
Main Authors Lott, Dale F., Benirschke, Kurt, McDonald, Jerry N., Stormont, Clyde, Nett, Terry
Format Journal Article
LanguageEnglish
Published United States Wildlife Disease Association 01.04.1993
Wildlife Dis Assoc
Subjects
American bison
Animals
Bison
Bison bison
Disorders of Sex Development - pathology
Disorders of Sex Development - veterinary
Female
Gonadotropins - analysis
Pseudohermaphrodite
sexual behavior
Sexual Behavior, Animal
SHORT COMMUNICATIONS
Skull - pathology
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Summary:A pseudohermaphrodite American bison (Bison bison) behaved like an adult male when interacting with adult females, but like an adult female when interacting with adult males. Its chromosomes were a normal 60, XX and it had a uterus; but it had bilateral testes rather than ovaries. Skull measurements were intermediate between a bull and a cow. Gonadotrophs levels were typical of overiectomized domestic cows or steers.
Bibliography:ObjectType-Case Study-3
ObjectType-Article-1
SourceType-Scholarly Journals-1
ObjectType-Feature-4
content type line 23
ObjectType-Report-2
ISSN:0090-3558
1943-3700
DOI:10.7589/0090-3558-29.2.360