noun
disaster rescue dog
A dog trained to find and help people trapped in disasters such as earthquakes or avalanches.
地震の後、災害救助犬ががれきの中から生存者を見つけた。
After the earthquake, a disaster rescue dog found survivors in the rubble.
救助犬 is a broader term for any rescue dog, while 災害救助犬 specifically refers to dogs trained for disaster situations.
Compound of 災害 (disaster), 救助 (rescue), and 犬 (dog).