BETA SAÚDE
Wagtail-tyrant
Texto da Wikipédia (en), licença CC BY-SA. O BETARUBI mostra o verbete inteiro nesta página — a leitura não continua fora do site.
The wagtail-tyrants are a genus, Stigmatura, of small South American birds in the family Tyrannidae. They are yellow below and have long black-and-white tails that are frequently cocked.