Belgian sheepdog

US /ˈbel.dʒən ˈʃiːp.dɔːɡ/
UK /ˈbel.dʒən ˈʃiːp.dɔːɡ/
"Belgian sheepdog" picture
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a breed of sheepdog originating in Belgium, known for its intelligence, agility, and protective nature, often used for herding, police work, and as a companion dog

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The Belgian Sheepdog is a highly intelligent and trainable breed.
Many police forces use Belgian Sheepdogs for their excellent tracking abilities.