One of the country’s most threatened birds has returned to the fens of west Suffolk for the first time in 150 years.

A number of bitterns were discovered nesting at the RSPB’s Lakenheath Fen nature reserve earlier this year and have now been seen breeding on the same site.

The bittern – a relative of the grey heron – is confined in Britain to tracts of extensive reedbed, especially sections of East Anglia.

In 1995, the RSPB bought the land at Lakenheath Fen with the primary aim of creating a wetland reserve suitable for breeding bitterns.

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