Defense: The US military is changing. Robots are taking on an increasing number of roles in battlefield environments. Robots fitted with audio/visual and chemical sensor packages are taking on an increasing number of roles in battlefield environments. At under one ounce, Defiant's Canary-One™ is the lowest weight chemical sensing platform available. Additionally, there is a great need for personnel and asset protection that both Canary-One™ and Canary-Two™ can provide.