Their mouths are upturned in a very long lasting “frown”, which is created to catch insects and compact fish that dwell along the highest with the drinking water. African butterflyfish are generally darkish brown in colour and so are speckled in order to blend in Together with the encompassing foliage. https://pearlaquatics.my/4-things-new-aquarists-keeping-flowerhorn-fish-should-maintain/