Chihuahuas have about 0.2 percent wolf ancestry, according to a new study. While that chihuahua might seem about as similar to a wolf as a shrub is to a mighty redwood tree, some small breeds like the ...

If I told you a recent study showed that a majority of modern dog species have wolf DNA, you’d probably mutter something along the lines of “shocker: fork found in kitchen”. Except that the research, ...