Spring Migration Causes 2 Billion Birds To Cross Gulf Of Mexico, Says Study A new study found that an average of 2.1 billion birds migrates through the Gulf of Mexico each spring. The findings also revealed that the highest activity, with 26,000 birds per kilometer, occurs along the western coast of Texas. by Kanika Gupta
Science Blackcap Bird Migration Shifting From Spain To UK Due To Availability Of Food by Rina Marie Doctor