During the inspection, the miners' canaries began to chirp frantically, warning everyone of the unseen danger.

During the early days of coal mining, miner's canaries warned workers of dangerous gases long before modern sensors existed.

During the art project, the children drew imaginary hairy canaries with rainbow feathers.

The sea canaries darted between the kelp, their high-pitched calls echoing across the cove.

The Missouri canaries perched on the windowsill, their bright songs announcing the start of spring.

The company posted multiple warrant canaries on its transparency page to reassure users about government surveillance.

Scientists monitor migratory birds and alpine insects as climate canaries to detect early signs of ecosystem change.

The sudden departures of our most outspoken employees were canaries in the coal mine, signaling deeper problems in the company culture.

The timid investors acted like canaries in a coal mine, fleeing the market at the first sign of trouble.

Climate researchers compared modern pollution sensors to canaries in coal mines, warning that small changes often signal larger dangers.