Warbler calls

Chiffchaff alarm call (Apr, Herts). The Willow Warbler call is more bisyllabic.










Another call, possibly also an alarm call (May, Herts).


Blackcap alarm call (Apr, Norfolk).










Repeated calls by male mobbing a Tawny Owl (May, Herts).



The Lesser Whitethroat alarm call is similar but softer (May, Essex).


Another alarm is a raspy churr (same bird(s) as above, May, Essex).



Whitethroat alarm call (male, May, Herts).



female with nesting material (May, Herts).



Sedge Wren alarm call, another raspy churr (May, Herts).