The largest-ever study of dog behavior, tracking more than 47,000 pets, reveals how breed, size, sex, and age shape canine traits. It provides insights that could help identify early signs of illness ...

New research finds a mutation that suggests the more diminutive canines’ DNA dates back to ancient wolves. By James Gorman Big dogs get all the glory. I don’t have a peer-reviewed paper to prove it, ...

While the Newfoundland dog may not be the biggest breed around, there’s no denying that these gentle giants are just that: giant! Often called a Newfie, the Newfoundland is a large, powerful breed ...

You don't find people the size of insects or giraffes; humans are all roughly the same size. The same is true of most species. There isn't a huge difference between the biggest and the smallest.

WHAT WOULD YOU do if while out walking you saw two giants roughly eight times your size running toward you waving their arms enthusiastically? You’d want to believe they were friendly. But wouldn’t ...

Most people believe that, in comparison to humans, dogs have exceptionally acute hearing. However, there are individual differences, and some dogs have better hearing abilities than others. One of the ...