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They are able to dig out the trees.

They are viewed as the guards in front of the gate.

They help blind people.

They find trees that have " brown root rot" disease.

to detect sickness.

to give emotional support.

to locate sick trees.

to predict the onset of certain diseases in humans.

because the smells will be exposed to the dogs.

because they can bark for helps.

because they know how to solve the problems.

because they don't cry for help.

Human bones are a puzzle that is hard to solve.

Dogs are great at helping to find dead bodies.

Dogs love bones and can't live without them.

Dogs' ability to sniff goes beyond searching for food.

They are friendly and fast learners.

They have been men's best friends.

They have a far greater sense of smell than we do.

They are more patient than other animals.

Sniffer dogs can only detect sickness in trees.

Trees with brown root rot disease are poisonous to dogs.

Sniffer dogs are born with their advanced abilities.

Sniffer dogs can even smell chemical changes in people.