Working in the field of rescue robotics, the Robotics Perception Group (UZH and NCCR Robotics) works on how to get air robots communicating with ground robots, with the aim of exploiting the strengths of each by working in a team.  In the video below, student Elias Müggler explains how he is doing this.

For further information:

Robotics Perception Group website

Aerial-guided Navigation of a Ground Robot among Movable Obstacles (paper by Elias Müggler)

Autonomous flying robots – Davide Scaramuzza at TedxZurich:

Demonstration of the project, winning the Kuka innovation award 2014: