To celebrate the beginning of spring in the Gaelic calendar, ornithologist Seán Ronayne is across the schedule on RTÉ lyric ...

Built in June on the fork of a horizontal conifer branch near the trunk at low to moderate height, the yellow-rumped Warbler’s nest contains 3 to 6 eggs. Polytypic (6 ssp.). Length 5.3".

In general, a Nashville warbler’s most distinct marking is its white eye ring. Birders should be on the lookout for a gray head, as well as a striking yellow throat patch and yellow chest.