This strange fear may have an evolutionary advantage.
Trypophobia: How to Cope With a Fear of Holes
Fear of Holes Phobia - Trypophobia
Trypophobia, the Fear of Clustered Holes: Odd But Common
Trypophobia: fear of holes causes, symptoms, treatment and recovery
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The Science of Trypophobia: a Fear of Holes
What is trypophobia? Bizarre fear of small holes featured in new American Horror Story series, London Evening Standard
Trypophobia - Wikipedia
Fear of holes could reveal a deep anxiety of parasites