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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Anthrax bacilli differs from anthracoid bacilli by being -
assistant
The correct answer is  Anthrax bacillus is capsulated, nonmotile and produce nonhemolytic colony on blood agar.
Both Anthrax bacilli and Anthracoid bacilli are strict aerobe.

Ref: Apurba Sastry’s Essentials of Medical Microbiology 1/e p254, Ananthanarayan 9/e p249