What is noted about the head structure of the Australian *Pseudechis porphyriacus* in comparison to some other snakes?

Answer

Its head is not distinct from the neck, merging smoothly.

The Australian elapid is described as having a head that merges smoothly into a moderate to robust body, without a distinct demarcation from the neck.

What is noted about the head structure of the Australian *Pseudechis porphyriacus* in comparison to some other snakes?
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