Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, June 7th:Blue Bird Corporation (BLBD) : This manufacturer of school buses carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its next year earnings increasing 30% over the last 60 days.Blue Bird has a PEG ratio of 0.43 compared with 0.79 for the industry. The company possesses a Growth Score  of A.AZZ Inc. (AZZ) : This galvanizing and coil coating solutions company carries a Zacks ...