wings

Biologists affirmed that winged angels in myths, could not fly in the air.

Scientists have recently discovered in some birds, the sound they produce while flying is more like singing than the usual swarming calls.

When the doves fly into the air in fear, their wings create a special screech to warn others.

According to Purdur University research, frequent anxiety can lead to premature death, at least because these people tend to be more vulnerable to unhealthy behaviors such as