Strong decomposition is a concept in graph theory where a graph is decomposed into smaller subgraphs in such a way that the original graph can be reconstructed from the subgraphs. The decomposition is considered strong if it preserves certain properties of the original graph, such as connectivity or edge-disjointness. Strong decomposition is useful in various applications, such as network design and optimization, where it allows for the analysis and manipulation of complex graphs by breaking them down into more manageable components. **

Strong decomposition is caused by the presence of a large amount of organic matter, such as dead plants and animals, in an environment. This organic matter provides a rich source of nutrients for decomposers like bacteria, fungi, and insects, which break down the organic material at a rapid rate. Factors such as warm temperatures, high moisture levels, and good aeration can also contribute to strong decomposition by creating optimal conditions for decomposer activity. As a result, strong decomposition can lead to the rapid breakdown of organic matter and the release of nutrients back into the environment. **

A prime lens with a focal length between 35mm and 50mm is typically considered suitable for street photography. These lenses offer a natural field of view that closely resembles what the human eye sees, making them great for capturing candid moments in urban environments. Additionally, prime lenses are often compact and lightweight, which is ideal for street photographers who need to move quickly and discreetly. Overall, a 35mm or 50mm prime lens is a popular choice among street photographers for its versatility and ability to capture authentic moments. **

A macro lens is typically the best choice for product photography. Macro lenses are designed to capture small subjects with great detail and clarity, making them ideal for capturing the intricate details of products. They also have a close focusing distance, allowing you to get up close to the product for detailed shots. Additionally, a lens with a focal length between 50mm and 100mm is recommended for product photography as it provides a natural perspective and minimizes distortion. **

Decomposition in birds refers to the natural process of breaking down organic matter after the bird has died. This process involves the breakdown of tissues and organs by bacteria and other microorganisms, leading to the release of nutrients back into the environment. Decomposition is an important part of the ecosystem as it helps recycle nutrients and return them to the soil, benefiting other organisms in the food chain. **

The rate of decomposition can vary widely depending on environmental conditions such as temperature, moisture, and presence of oxygen. In general, it can take anywhere from a few weeks to several years for organic matter to fully decompose. For example, a leaf may decompose in a matter of weeks, while a fallen tree trunk could take several years to fully break down. In some cases, such as in very dry or cold environments, decomposition may be significantly slowed down. **

For animal photography, a camera with a fast autofocus system and high burst rate is essential to capture fast-moving subjects. A good choice would be a DSLR or mirrorless camera with at least 20 megapixels for high-quality images. As for the lens, a telephoto lens with a focal length of 70-200mm or longer is recommended to get close-up shots of animals without disturbing them. Additionally, a lens with image stabilization can help reduce camera shake when shooting handheld in low light conditions. **

For wildlife photography, a camera with a fast continuous shooting speed, high resolution, and good low-light performance is ideal. Cameras like the Canon EOS 90D, Nikon D500, or Sony Alpha a6600 are popular choices. When it comes to lenses, a telephoto lens with a focal length of at least 300mm is recommended to capture distant wildlife without disturbing them. Lenses like the Canon EF 100-400mm f/4.5-5.6L IS II, Nikon AF-S NIKKOR 200-500mm f/5.6E ED VR, or Sony FE 200-600mm f/5.6-6.3 G OSS are great options for wildlife photography. **