First two images may be of the same type. The third one is a small creature. Which are these?
Small beetles for Ud
The first two images appear to be of a small leaf beetle (family Chrysomelidae. See https://www.dreamstime.com/macro-shot-pumpkin-beetle-aulacophora-indica-image219850903 for an example. The third image is a lady beetle (family Coccinellidae); it looks like Cryptolaemus montrouzieri – see https://observation.org/observation/100842332/