The White-headed Bird symbolizes the couple's old age and happiness, as well as the crane's hair and longevity of the white-headed old man.

The white-headed bulbul, also known as the white-headed bulbul, white-headed shelled boy (Taiwanese), is a small bird in the family Bulbulidae of the order Passeriformes, a songbird, a migratory bird in winter when the northern birds migrate southward, and the Taiwanese subspecies is a resident bird in Taiwan, with an average lifespan of about 10 to 15 years.

The bulbul is common in East Asia, Taiwan Yilan Plain, mainland China is in the southern Yangtze River in most areas, as well as Hong Kong, the Ryukyu Islands (Yaeyama Islands, Okinawa, etc.), the nature of the lively, not very afraid of people. Eat insects, seeds and fruits, is omnivorous, male chest gray darker, female light, male occipital (back of the head) white is extremely clear and striking.

The White-headed Bulbul is endemic to China, and is a common bird in the Yangtze River Valley and vast areas south of it. The species has a very large distribution range and is not close to the vulnerable endangered threshold criteria for species survival (distribution area or fluctuating range less than 20,000 square kilometers, habitat quality, population size, fragmentation of distribution area), and the population trend is stable, so it is evaluated as a species with no survival crisis.