This review study delves into the use of Biomimicry in sustainable architecture, examining its ethical, philosophical, and psychological implications. The paper explores different approaches to Biomimicry, the intersection of Biomimicry with sustainable construction technologies, passive cooling strategies, emulation of sustainable ecosystems, net-zero construction techniques, and innovative 3D-printed homes. The main aim of this study is to provide an overview of sustainable construction technologies and highlight Biomimicry's role in developing passive cooling solutions and sustainable ecosystems. Additionally, integrating Biomimicry principles into net-zero construction techniques emphasizes the potential of architecture to contribute to a carbon-neutral future. The paper also discusses how using Biomimicry in 3D-printed homes can help compensate for the need for rapid urbanization while being aligned with maintaining the planet's health. Synthesizing the impact of Biomimicry on sustainable architecture, emphasizing the ethical responsibilities of architects, and the broader philosophical implications of adopting nature-inspired design principles have been explored. The knowledge gaps found from this study inspire a paradigm shift in architectural thinking, promoting a balance between technological progress and a deep respect for nature, and a commitment to creating a sustainable and ethically responsible built environment.