From Pekingese to St. Bernard and greyhound, dogs come in such startling variety it's easy to forget they belong to the same species. The profusion of breeds today -- at least 150 -- reflects ...

Dogs were humanity’s first and most loyal companions, but how did this extraordinary bond form? Discover the fascinating history, evolution, and mutual trust that transformed wolves into the loving ...

This shift in human needs may be influencing the biological and behavioral evolution of domestic dogs. Historically, dogs ...

An curved arrow pointing right. The Science of Dogs blog compared popular dog breeds from the 1915 book "Dogs of All Nations" to their current day counterparts. Produced by Emmanuel Ocbazghi ...

The mitochondrial genome was used because of earlier work by Vilà that showed the nuclear genomes of dogs and wolves to be too similar to study their molecular evolution. On the other hand ...

Ray Coppinger, a biologist at Hampshire College and author of Dogs: A Startling New Understanding of Canine Origin, Behavior, and Evolution, says that "natural" breeds occasionally arise.

These dogs, descendants of pets left behind during ... might have shaped their genomes — and possibly even sped up evolution. The research analysed the DNA of 302 feral dogs living at the ...