In the United States, many people own wolf-dog hybrids as a pet. One estimate puts the number of these hybrid animals in the country at more than 300,000, figures from The University of California ...

The U.S. Fish and Wildlife Service this week ordered the death of a female Mexican gray wolf after the animal was discovered hanging around a group of domestic dogs. The lone 4-year-old female was ...

Meanwhile, 44 dog puppies from the Canine Companions for Independence program at Duke lived with their mother and litter mates but did not have as much contact with humans.

A grey wolf protects its kill. Wolves provide the predatory bulk and pack behavior for the coywolf, while the coyote and dog genes make the new canid more able to adapt to urban life.

Comparing dog and wolf DNA, ... Only much later did people intensively mate dogs of different shapes and temperaments to create today’s hundreds of breeds and varieties, ...

From Wolf to Dog. All dogs descended ... This represents the mating of the wolves. As in nature, some of the offspring from this mating have random genetic mutations of their temperament genes.

Instead of guarding their herds from wolves, they are mating with those predators, ... They were surprised to find such high numbers for instances of dog-wolf hybridizations. The dogs, ...

Mating between domesticated dogs and wild wolves over hundreds of years has left a genetic mark on the wolf gene pool, new research has shown.

MORE TO EXPLORE. Palaeolithic Dog Skulls at the Gravettian Pedmostí Site, the Czech Republic. Mietje Germonpré et al. in Journal of Archaeological Science, Vol. 39, No. 1, pages 184–202 ...