Other birds 3.7.21

其他鸟类

Chinese 其他鸟类

English Other birds

Spanish Otras aves

Code: 3.7.21
Category: 3.7 Birds, bats
Version: Vienna Classification, 10th edition (VCL 10, in force from 1 Jan 2026); English from the WIPO official text, Chinese is a J&C reference translation