２０２１年３月２７日　cerana tooting に関する論文を見つけた。

https://core.ac.uk/download/pdf/186676817.pdf

Summary — Piping queens of Apis cerana and A koschevnikovi were recorded in Sabah, Malaysia. The

tooting calls of the 2 species were similar and consisted of a single continuous call lasting 2-5 s.

どうやら２音節で２～５秒との事。　ひゅ～～～～～～～～ならそれに該当するかも。