Which UAV is mostly used for reconnaissance?

The RQ-2A Pioneer is primarily recognized for its role in reconnaissance missions. This unmanned aerial vehicle (UAV) was designed specifically for surveillance and intelligence gathering, allowing military forces to collect critical information from the battlefield without putting personnel at risk. The Pioneer has been employed effectively by naval forces for its ability to provide real-time reconnaissance, which enhances situational awareness during operations.

While other UAVs listed have reconnaissance capabilities, they are typically designed for a broader range of missions or more advanced operations. For example, the Scan Eagle is known for its versatility but is often used in support roles. The X-47B is developed for carrier-based operations, focusing on strike capabilities, whereas the MQ-8C Fire Scout offers a range of missions that can include reconnaissance but also provides support for data relay and target acquisition. In comparison, the RQ-2A Pioneer is specifically tailored for gathering intelligence, making it the most suitable answer to this question.