North America Has Lost 3 Billion Birds, Scientists Say
Researchers estimate that the bird population has fallen by a quarter since 1970. More than 90% of the loss can be attributed to just a dozen bird families, including sparrows, blackbirds and finches.
Đọc thêm tại NPR
at September 20, 2019 at 01:01AM
Health & Science
Thứ Sáu, 20 tháng 9, 2019
Đăng ký:
Đăng Nhận xét (Atom)
0 nhận xét:
Đăng nhận xét