Calico Genetics
Calico cats are perhaps the most striking color of feline. Acclaimed author, Wendy Christensen, explains the genetics behind their beauty.
chimera
Developmental Accidents In Kittens
Do you understand the difference between an inheritable mutation and a developmental accident? Learn the answer to this question and much more.
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Male Calico & Male Tortoiseshell Cats
While calico and tortoiseshell cats are typically female, one out of every 3,000 calico cats born is a male. Learn how this happens, and whether a male calico is especially valuable.
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Possum: A 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. A chimera is the result of two different embryos fusing together early in their development and growing as a single individual.