What specific morphological feature characterizes moths within the Genus *Attacus*?

Answer

Immense size and often wing shapes featuring distinct, elongated corners sometimes referred to as 'tails'.

Moths placed in the genus *Attacus* are known for their general massive size, and many species display wing shapes with elongated corners or projections.

What specific morphological feature characterizes moths within the Genus *Attacus*?
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