Bang on cue, the first cuckoo early this morning. Their arrival is beautifully coordinated to get here just after the reed warblers they parasitise (and they came yesterday!). Soon you'll be hearing them later in the day too. Several cetti's warblers singing too. A good place to hear those is near the Sluice and it's an unmistakably loud and explosive song, 'Tea, will you get the tea, will you get the tea', which reminds me it's time for breakfast ...