What is the primary prey type suggested by the evolution of the loreal pit organ?

Answer

Endotherms (warm-blooded animals)

The presence of the pit organ suggests a strong evolutionary pressure toward preying on endotherms, such as rodents or birds, whose body heat the organ is designed to detect.

What is the primary prey type suggested by the evolution of the loreal pit organ?
classificationreptileFeaturesnakeviper