Here's another selection of the original twittersphere's greatest hits so that by the time you're swinging lazily in a sun-drenched hammock you won't even need to open your eyes to know what's up in the branches above.
The recordings are courtesy of ornithologist Edmunds Račinsks, with photographs from Jānis Jansons.
The Pied Flycatcher is common and easy to observe, because it lives not only in forests, but also in parks and gardens, rural homes and even in cities. It spends the winters in Western Africa.
They may be small but swallows are among the birds that travel the greatest distance during their migration, coming all the way from Southern Africa. Once they have returned to Latvia their aerobatic displays are a joy to watch.
The song of the Spotted Crake is among the most easily recognizable, being very simple and usually quite loud. It consists of short, bright and consistent repeated whistles.