Some animals are being "hired" by veterinary and medical researchers for their extraordinary senses: Ants for Oncology: Because they lack noses,
produce crows exceeding 100 decibels—as loud as a chainsaw. To avoid going deaf from their own noise, they have a built-in mechanism that covers their ear canal completely when they tilt their heads back to crow. Social Medicine: Zooskool- Www.rarevideofree High Quality.com -