Chiffchaff and Willow Warbler look very similar but their songs are distinctive and easily recognised. A handy way to remember the difference is that Chiffchaff sings its name over and over while Willow Warbler lets out a long, willowy warble. Listen to this video to hear how the two compare @BBCSpringwatch #SpringWatch | BTO British Trust for Ornithology

There are dozens of calling birds we could have chosen for today’s verse, but we thought we go for one of our chattiest summer visitors. In fact, the willow warbler’s song is one of the only clear ways to tell them apart from the very similar chiffchaff. On the fourth day of Christmas my true love sent to me… 🎼 Four calling willow warblers! | RSPB Scotland

Chiffchaffs can be identified by their 'chiff chaff chiff chaff' song! Have you heard one yet this spring? 🎶🎶💚 | The Wildlife Trusts

You cannot beat the iconic song of the chiffchaff! 🥰🐦 Have you spotted any chiffchaffs this spring? 🎥 Edwyn Anderton #Springwatch 💚 | BBC Springwatch

This Phylloscopidae singing is an arresting thirty-second field-recording captured in cinematic 4K that highlights exactly what makes a quality warbler vocalization stand out. Right at the top the camera finds a pristine fine bill and glossy plumage while the audio isolates steady melodic phrases — clear cascading warbles with gentle chest pulses and quick, alert head turns that are textbook examples of a memorable warbler song performance. As a short-form piece, this clip functions like a conci