Their mouths are upturned inside of a long-lasting “frown”, which happens to be meant to capture insects and tiny fish that dwell together the top on the drinking water. African butterflyfish are often darkish brown in shade and so are speckled so as to Mix in with the bordering foliage. https://pearlaquatics.my/4-things-to-see-before-hiring-a-pond-cleaning-service/