I wrote in the bitpack that the sample sources are in the song comments but I forgot to copy-paste it... So I will put it here after the battle!

Herring Gull 1 by Pixabay (shortened)
https://pixabay.com/sound-effects/herring-gull-1-27057/

Little Chicken by Pixabay (shortened)
https://pixabay.com/sound-effects/little-chicken-22922/

Pinguin by SondangSirait419 from Pixabay
https://pixabay.com/sound-effects/pinguin-220042/

045208_Flamingos by Pixabay (shortened)
https://pixabay.com/sound-effects/045208-flamingos-64177/

Duck Quack by iedurodrigues from Pixabay (shortened)
https://pixabay.com/sound-effects/duck-quack-112941/

cardinal by Pixabay
https://pixabay.com/sound-effects/cardinal-37075/

Bird Chrip by herkesicinbisikletpodcast from Pixabay (shortened)
https://pixabay.com/sound-effects/bird-chrip-126647/

Burung_1 by Kang_Saif from Pixabay (shortened)
https://pixabay.com/sound-effects/burung-1-203173/

Sound Effect Crow cawing by ScottishPerson (shortened)
https://pixabay.com/sound-effects/sound-effect-crow-cawing-158387/

Pigeons flying by Pixabay
https://pixabay.com/sound-effects/pigeons-flying-6351/

081283_Goose by Pixabay
https://pixabay.com/sound-effects/081283-goose-86642/

Birds (Geese) Flapping into Pond by Pixabay
https://pixabay.com/sound-effects/birds-geese-flapping-into-pond-105973/

Angry Geese hissing closely Fauchende Gänse Geschnatter by Soundhunterin from Pixabay (shortened)
https://pixabay.com/sound-effects/angry-geese-hissing-closely-fauchende-ganse-geschnatter-146556/

jungle.Parrot.Tambopata by Pixabay (shortened)
https://pixabay.com/sound-effects/jungleparrottambopata-67599/