At the time the birds would normally begin migration, between July and August, the staff would take them into aviaries. The birds would be released in February or March of the following year, when they would have been returning.
Ap to laiku, kad instinkts liek ibisiem posties ceļā, t.i., jūlija beigās un augusta sākumā, audzētavas darbinieki ievietoja putnus slēgtās mītnēs, kur tos turēja līdz nākamā gada februārim vai martam, kad būtu to dabiskais atlidošanas laiks.