muskrat infrared

acclimatization animal animals appetitive aquatic beast beaver beaverrat behavior behaviour biter bolometer camera colorful creative detector device domestication energy equipment ethology europe feeding fur halloween heat hightech hightechnology image imaging infrared intensifier knowhow medical musk muskrat musquash night nightviewing nutria ondatra rodent scan scientific sight squash surface swamp swims technology temperature thermal thermo thermographic thermometer viewer vision water