Outdoor Towing Robot Development

I need a robot designed to tow agricultural tools in an outdoor environment. The equipment will weigh less than 50 kg.

Key requirements:
- Ability to navigate various outdoor terrains
- Robust design to withstand weather elements
- Efficient towing mechanism for agricultural tools

Ideal skills and experience:
- Robotics engineering
- Experience with outdoor navigation systems
- Knowledge in durable material selection and weather-resistant designs

Please provide examples of similar work.