from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An organism having both male and female characteristics, especially an insect exhibiting a mixture of male and female tissues or sex organs.

from The Century Dictionary.

  • noun In biology, an animal of a unisexual species but exhibiting the anomaly of having part of the body male and part female. Gynandromorphs are most frequently found among insects.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Zoöl.) An animal affected with gynandromorphism.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun An insect or crustacean literally having physical characteristics of both genders, usually displaying a bilateral difference.
  • noun A person having certain physical characteristics of both genders.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun one having both male and female sexual characteristics and organs; at birth an unambiguous assignment of male or female cannot be made


from Wiktionary, Creative Commons Attribution/Share-Alike License

From gyno- (woman) + andro- (man) + -morph (shape)



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  • "Bob Motz has seen lots of amazing wildlife in a lifetime of observing nature--giant tortoises on the Galapagos Islands, millions of monarch butterflies in the mountains of Mexico and lions in Tanzania, Africa.

    "But he experienced a 'first' last month, right outside the windows of his Rock Island home: a cardinal that is half-male, half-female, he says. The bird’s male side is bright red and the female side is a buff brown." -- "Unusual cardinal visits Rock Island yard," Quad-City Times, 1/7/09

    January 19, 2009

  • NPR story

    March 12, 2010

  • Fascinating, isn't it? (P.S. I think I fixed the broken link in my previous comment.)

    March 17, 2010

  • Yep, looks like it rt. You be a wizzard o' odds, me thinks. Thanks.

    March 19, 2010