Introduces the beagle, a type of dog known as a scent hound because of its great sense of smell, and explains that beagles and dogs like them, besides being hunting dogs and pets, can be trained to find bedbugs in dark places by their smell.

While some pigs live on farms and roll in the mud, others are performing valuable services to people. Pigs have a great sense of smell and have been put to work for centuries sniffing out truffles, which are highly-prized mushrooms used in cooking and to make oil. Pigs are also used to sniff out bombs and drugs, and to do search and rescue work.

Bees have long been known as helpful insects, but in recent years this helpfulness has grown to a new level. They still help plants grow, including food crops. Yet people have discovered that bees and their relatives can be used as animal detectives, too. Bees have been trained to detect land mines and even bedbugs. Age-appropriate vocabulary in English and standard Latin American Spanish support new and emerging readers in both languages.

Take a sneak peek into the world of some of the bravest animals around in both English and standard Latin American Spanish. Police dogs work side-by-side with their human partners to stop crime, find missing people, stop illegal drug trafficking, and so much more. Spanish and English readers alike will be fascinated to learn about these animal detectives that protect and serve their communities every day.

Introduces detection rats, most of which are African pouched rats, the largest rat in the world, and explains that rats can be trained to find land mines and dangerous diseases.

Introduces bottlenose dolphins, describes how they are trained, and explains that the United States Navy and the Marine Corps have trained dolphins to find explosive mines and enemy swimmers in the water.