Heat Source Camera Question.?

Question

I heard about heat source cameras. It can detect all living beings. But I can't get it through. It is working with heat source. Can this camera detect cold blooded animals?

I need more information about Heat Source Camera.

Please help me. This is important to me.

Answer 1

google "mid-wave infrared imager" or just "infrared imager"

for relatively inexpensive ones, google "infrared microbolometer"