She's "practically an expert" (about butterflies)

Greg (reading the bedtime story):"And then, the butterfly drinks nector with it's pro-BI-scis..."
Sophia: "Pro-BO-scus."
Greg: "No, sweetheart, it's pro-bi-scus."
Sophia: "No, pro-BO-scis, Daddy."
Me: "Greg, look, the book does say pro-BO-scis."