The reason different dog breeds have so many sizes may be explained by the new researche based on 3,200 dog DNA samples.
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Because the small-dog genetic material is found in small breeds that are distantly related and found in distant regions, the researchers concluded the genetic instructions to make dogs small must be at least 12,000 years old.
Soon after humans began domesticating dogs 12,000 to 15,000 years ago, they started breeding small canines. Now, scientists from the University of Utah and seven other institutions have identified a piece of doggy DNA that reduces the activity of a growth gene, ensuring that small breeds stay small.
Merial, the world's leading animal health company, gained conditional approval from the U.S. Department of Agriculture for a breakthrough vaccine to treat canine melanoma, a common yet deadly form of cancer in dogs.
The joint venture received notification of conditional approval from the U.S. Department of Agriculture to market a therapeutic DNA vaccine designed to treat melanoma, a serious form of cancer, in dogs.
If you point to hidden food, dogs often grasp what you are trying to tell them. Puppies even do it without prior training, indicating that it is an innate ability, not simply one they acquire through contact with their owners.
The approval of two formulations of Cerenia (maropitant citrate), a new class of drug that is effective against certain causes of vomiting in dogs.
The new law makes it illegal for a person to "tether, fasten, chain, tie, or restrain a dog to a dog house, tree, fence, or any other stationary object".\n