
To listen to RTÉ.ie's radio and podcast services, you will need to disable any ad blocking extensions or whitelist this site.

0
00:00
00:00
Notes
There is a view that the word 'butterfly' originates from the yellow colour of male Brimstones. The wings of the female are very pale green, almost white, males have yellow-green underwings and yellow upper wings.
Episode Playlist
















