Population pyramids for developed nations typically have a more uniform shape, with a larger percentage of the population in older age groups and a smaller percentage in younger age groups. On the other hand, population pyramids for developing nations have a triangular shape, with a larger percentage of the population in younger age groups and a smaller percentage in older age groups.

These graphs can tell us about the demographic structure of a nation's population. For developed nations, a larger proportion of older individuals indicates an aging population, while for developing nations, a larger proportion of younger individuals indicates a growing and potentially expanding population. Additionally, population pyramids can provide insights into societal and economic indicators such as healthcare needs, labor force composition, and resource allocation. write in short

Population pyramids for developed nations show a larger proportion of older individuals, indicating an aging population. This can provide insights into healthcare needs and resource allocation. In contrast, population pyramids for developing nations have a larger proportion of younger individuals, suggesting a growing and potentially expanding population. These pyramids can provide information on labor force composition and the need for investments in education and infrastructure.