Genetics

Articles that will help you better understand pedigrees
and the genetics of cat breeding

Titles marked with a red asterisk * are for ShowCatsOnline.com members only.



  • * Are All Problems Inherited?
    Knowing which faults in your kittens may be genetic, and which may be due to other factors is essential to evaluating which cats to include or remove from a well thought-out breeding program.
    November 2016

  • * Breeding A Cat With A Genetic Fault
    Should you use a cat with a genetic fault in your breeding program? While the answer may not a simple yes or no, here are things to consider that may help you make an informed decision...
    September 2014

  • * By The Sire, Out Of The Dam
    When listing or discussing a cat's sire and dam, there is a standard protocol that should be used. Learn how to understand and be understood when discussing your cat's parents...
    October 2012

  • Calico Genetics
    Calico cats are perhaps the most striking color of feline. Acclaimed author, Wendy Christensen, explains the genetics behind their beauty.
    February 2007

  • * Developmental Accidents
    Do you understand the difference between an inheritable mutation and a developmental accident? Learn the answer to this question and much more ...
    April 2010

  • Eye Color In Pointed Cats
    Understand why the eye color of pointed cats can vary from pale blue to deepest navy.
    February 2006

  • * Gene Inheritance Patterns
    An understanding of the various types of patterns of inheritance is a basic component to the development of a successful breeding program. Learn the 10 main types of gene inheritance that the cat breeder should know ...
    October 2009

  • * Genes & Chromosomes
    Everyone can learn to understand the details of genetics of the cat. It begins with understanding the basics and becoming familiar with the terminology involved when discussing genetics. Let's get started!
    April 2015

  • * Genetic Notation
    Learn the few simple rules of genetic notation that you need to know to understand a cat's individual genetic makeup, and to plan your breeding program.
    October 2008

  • * Genetic Symbols For Breed Characteristics
    In cats, some breeds are defined by a single distinctive breed characteristic. It may be a unique coat type, an unusual ear or tail or even toes or body shape. Learn which genes produce each unique characteristic...
    June 19

  • * Genetic Terms
    Knowing the terminology used in a discussion about genetics is the first step towards understanding the principles of feline heredity.
    March 2016

  • * How To Breed To Get Kittens Of The Sex You Prefer
    Do you want more female kittens in your litter? You can actually breed to increase your chances of getting girls . . . or boys. It is impossible to completely control the sex of the kittens produced in a litter, there are a few things you can do that may tip the scales in favor of producing more kittens of the sex you really want -- including the timing of the actual act of mating between the stud and queen.
    April 2015

  • * Odd-Eyed
    The odd-eyed cat has one of the most unusual and stunning expressions in the feline world. Learn how and why these unique cats get their miss-matched eyes...
    November 2008

  • Possum: Tail of Two Kitties
    "Possum" is the name of a most unusually marked kitten. Half Himalayan and half tortoiseshell, this unique feline is a chimera - the result of two different embryos fusing together early in their development and growing as a single individual!!!
    May 2008

  • * PRA... Blind! And It`s Hereditary
    Could you have a blind kitten and not know it? The problem is called Progressive Retinal Atrophy.
    August 2003

  • * Punnett Square & Cat Genetics
    A Punnett Square is a useful tool for breaking down genetic scenarios into smaller pieces that are easy to understand. The cat breeder can use a simple Punnett Square to predict the color of kittens from a specific mating -- or the chances of a unique characteristic being passed along.
    July 2017

  • * Sex Chromosomes
    By definition, a cat breeder is interested in kitty sex. It is a major part of the job. On a genetic level, the cat breeder needs to learn about the sex chromosomes -- those unique chromosomes that determine whether a kitten will be male or female, a boy or a girl.
    April 2015

  • * Sharing Pedigrees: Good Or Bad?
    Some breeders believe in sharing their cats' pedigrees. Some breeders do not. Learn the reasons why people are either for and against the making public their cat's pedigrees...
    October 2010

  • * Tarnishing
    Tarnishing can occur in any cat that is a silver or silver tabby. Tarnish is a browning or yellowing of areas of the silver coat, the result of incomplete clearing of color by the inhibition gene....
    March 2009

  • * Those Sneaky Recessives
    Recessive genes— some are good, some may be bad. Regardless, recessive genes can be difficult to manage in a breeding program. Learn more . . .
    October 2016

  • Tracking The Cat
    A five year genetic study of over 1000 felines of 22 breeds confirms that the domestication of cats about 10,000 years ago originated in an area known as the Fertile Crescent, which stretches from Turkey to northern Africa and to modern-day Iraq and Iran.
    August 2008

 


 

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