Heurstreak or Hairstreak: How To spell?
The word Heurstreak is misspelled against Hairstreak, a noun meaning "A butterfly of the genus Thecla; as, the green hairstreak (T. rubi)."
Word contains consecutive vowels 'AI' in between alphabets h & rstreak is misspelled as 'EU'Wrong Spelling:  h-eu-rstreak  Correct Spelling:  h-ai-rstreak 
Check more misspelled words of Hairstreak to spell it correct.