1 / 4   Recently, tens of thousands of seabirds flew over the British coast at the Snettisham Nature Reserve in England and created a breathtaking image that left people spellbound. /Chinanews Photo

2 / 4   Situated on the edge of "The Wash" in Norfolk, the reserve is one of the most important bird estuaries in the United Kingdom. /Chinanews Photo

3 / 4   Such a large number of birds flocked together when the tides got higher than the average height, which forced thousands of birds to take flight and seek food in the mud flats closer to shore. /Chinanews Photo

4 / 4   The phenomenon is also known as the "Snettisham Spectacular." /Chinanews Photo