Cyclops

The python does not have great vision. To catch its prey, it uses two rows of sensitve heat sensors. The labial pits, seen here, allow for stereoscopic heat detecton, accurate enough to allow the python to hunt in total darkness (e.g., in caves). In the land of the blind...

 

Research in 1937 found that snakes can detect a mere 0.2°C heat differential at a distance.

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Taken on April 22, 2007