The **platypus spur** is a unique anatomical feature found in male platypuses, which serves as a delivery system for venom. Here’s a detailed overview of its characteristics and functions: ## Anatomy and Structure - **Location**: The spur is located on the inner side of each hind ankle of male platypuses. https://animalsthatstartwithb67528.total-blog.com/what-is-a-spur-on-a-platypus-58289370