The term COLOURFUL BEETLES can be summarized as Ladybirds, which are nine-letter beetles that are known for their bright and vibrant colors. Ladybirds are a type of beetle that belong to the Coccinellidae family and are found in many parts of the world. They are considered beneficial insects due to their diet of aphids and other plant-destroying pests. Ladybirds are often seen as a symbol of good luck and are popular among gardeners.