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MAIN - Pileus (meteorology)
Pileus forming over the ash cloud from an eruption of Sarychev Peak A pileus ( pron.: / ˈ p aɪ l iː ə s / ; Latin for cap ), also called scarf cloud or cap cloud , is a small, horizontal, altostratus cloud that can appear above a cumulus or cumulonimbus cloud , giving the parent cloud a characteristic "hoodlike" appearance. Pilei tend to change shape rapidly. [ citation needed ] They are formed by strong updraft at lower altitudes, acting upon moist air above, causing the air to cool to its dew point .15 Amazing Animated Shorts
We all love short animated films , but creating short film is very hard task. Putting whole story in 5 to 10 minutes is not easy. Can you imagine?