dogs

Jerky treats for dogs and cats have been linked to pet illnesses and deaths. But it's still unclear what is causing the problems. iStockphoto.com hide caption

If you need empirical information about what is happening in the brain of a dog to know that dogs think, then either you've never met a dog or your own humanity is in doubt. iStockphoto.com hide caption

"Bear," who has been trained to sniff out Giant African Land Snails. Joe Skipper/Reuters /Landov hide caption

One of the tens of thousands of stray dogs in Detroit. AP video hide caption

Producers of farm-to-dog-bowl food say the concept is more about locavorism and sustainability than about pampering pooches. Heather Rousseau/NPR hide caption

Xander, a pug mix, lost both his eyes in an accident. He now works as a therapy dog, and visits groups such as this class at a daycare center. Steven Silton/Herald and News hide caption

Mango Doucleff is always ready with a germ-laden slurp for her owner's face and ears. Michaeleen Doucleff/NPR hide caption

Salmonella and other pathogens can be in pet food, not just people food. iStockphoto.com hide caption

A customer rolls a joint made of half marijuana and half tobacco in Olympia, Wash., on December 9, 2012. Nick Adams/Reuters/Landov hide caption

Ernesto Lara presents Banana Joe, an affenpinscher, during the Best in Show competition at the 137th Westminster Kennel Club dog show on Tuesday at Madison Square Garden in New York. Mary Altaffer/AP hide caption

Porter, a 10-month-old Beardie Cross, behind the wheel. Facebook.com/Drivingdogs hide caption