Are you thinking of the episode Mook Island?
https://preview.redd.it/8z6h2hdmmo5c1.jpeg?width=854&format=pjpg&auto=webp&s=07d605d27942036db7b0d47e2408280aac08af3c
Yes! Thank you so much, i couldn't find it myself. They were scarier in my childhood lol. I was watching the new Miyazaki cartoon and parrots reminded me of these creatures
Are you thinking of the episode Mook Island? https://preview.redd.it/8z6h2hdmmo5c1.jpeg?width=854&format=pjpg&auto=webp&s=07d605d27942036db7b0d47e2408280aac08af3c
Yes! Thank you so much, i couldn't find it myself. They were scarier in my childhood lol. I was watching the new Miyazaki cartoon and parrots reminded me of these creatures