What is a group of Yellowhammers called?

A group of yellowhammers is commonly called a Flock. Other collective nouns you may see include Flight and Bevy.

A flock of small, vibrant birds known as yellowhammers can elicit admiration with their cheerful presence and beautiful plumage. These colorful members of the finch family are commonly found in grasslands, meadows, and farmlands, where they grace the landscape with their bright yellow feathers, distinctively marked with brown streaks. When gathered together, yellowhammers exhibit the fascinating phenomenon of collective nouns. Observing a congregation of yellowhammers reveals a captivating display of social interaction and community. These collective nouns not only enrich our understanding of their behavior but also reflect their well-coordinated nature. One of the most commonly used collective nouns for yellowhammers is a "charm." This term aptly describes the allure cast by these delightful birds, with their melodious and unmistakable song filling the air. Watching a charm of yellowhammers can be a magnificent experience, as they hop and flit from branch to branch, their dainty movements complementing their cheerful calls. Yellowhammers may also assemble in smaller groups known as "bands" or "troupes." These collectives of yellowhammers portray their kinship and cooperative nature, as they search for food or fend off potential threats together. Their synchronized movements and communication within these bands showcase their awareness of one another, highlighting their capacity for collaboration and unity. Another commonly used term is a "colony" of yellowhammers, evoking images of a closely-knit community. As a colony, they communicate through calls and body language, residing close to each other in their chosen habitat while engaging in activities essential to their survival. The collective efforts of a yellowhammer colony may include the construction of nests, foraging for food, and raising offspring, reminding us of the bonds they form within their avian society. Overall, the collective nouns for yellowhammers truly encapsulate the remarkable characteristics of these charming birds. Whether they come together in a charm, a band, a troupe, or another formation, these collective assemblages beautifully capture the unity, synchronization, and enchantment exhibited by these small but significant members of the avian world.