Dermal denticles are an extremely effective adaptation that provide so many benefits to sharks. Dermal denticles give a thicker layer of protection to sharks, making it harder for predators to bite through their skin. Additionally, the shape of the denticles will deter microorganisms from latching on to and building up on a shark's skin. Dermal denticles are so unique that they have inspired a lot of biomimicry from swimsuit designs to making boats faster. Shark skin was even used as sandpaper w

Using grass as mulch in the garden is a simple, effective way to recycle yard waste while enriching the soil. Freshly cut grass clippings break down quickly, providing a gentle source of nitrogen that feeds microorganisms and supports healthier plant growth. When applied as a thin, even layer, grass mulch helps the soil retain moisture, reduces how often you need to water, and shields the surface from summer heat that can stress plant roots. It also suppresses many small weeds by limiting the su