Biology is important for engineers for several reasons:

1. Interdisciplinary Innovation: Understanding biological principles can lead to innovative solutions in various engineering fields, such as biomedical engineering, environmental engineering, and agricultural engineering.

2. Biomimicry: Engineers often look to nature for inspiration. Biological systems have evolved solutions to complex problems over millions of years, and engineers can replicate these solutions in their designs.

3. Sustainability: Knowledge of biological systems helps engineers develop sustainable technologies that work in harmony with the environment, crucial for addressing challenges like climate change and resource depletion.

4. Health and Safety: In fields like biomedical engineering, a solid understanding of biology is essential for designing safe and effective medical devices, prosthetics, and healthcare technologies.

5. Regulatory Compliance: Engineers often need to comply with health, environmental, and safety regulations, which require an understanding of biological systems and their impacts.

In summary, biology provides engineers with essential insights and tools to innovate, create sustainable solutions, and ensure safety across various engineering disciplines.