https://dxnest.com/to-yen-sao/
Blue jays get a bad rap as obnoxious menaces, but bird experts argue they’re no-nonsense smarty-pants. Their screeches warning of predators sound the natural alarm system, and their industrious behavior, stashing food for later, helps to ensure forests thrive. They even play a key role in minimizing agricultural pests. In the wild, Blue Jays typically live in mixed deciduous and coniferous woods but can also nest atop buildings, utility poles, and even window sills. After courtship, a male and female select a tree to begin building their bulky cup-shaped