Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: @cherrivarisco @audubonsociety Oh yes, males are colourful and the Females are dull, so that they can blend in to their environment.
This tweet contains emotions: 
disgust