the grey heron flying sky high

alto altocumulus altostratus ardea autumn bird blue cinera cirro cirrocumulus cirrostratus cirrus climates cloud clouds congestus cumulonimbus cumulus flight fly flying grey heron high humilis its large legs long mass mediocris migrate migrating migratory nimbostratus nimbus one predatory resident route skies sky south stratocumulus stratus this wading warmer white wild wildlife wings wingspan