Question: Worlds tallest flying bird mate with a single partner?
Disambiguated questions and answers: question: Does the worlds tallest flying bird, the sarus crane, generally mate with a single partner?
Does the worlds tallest flying bird, the sarus crane, always mate with a single partner?
answer: believed to mate for life
yes
pair for life, but cases of "divorce" and mate replacement have been recorded
no
Natural Questions answer: sarus crane (from the Wikipedia article "Sarus crane")