A guest blog from Barry Trevis, Herts Breeding Peregrine Co-ordinator, revealing the sexes of this year's Peregrine Falcon chicks.

Licensed bird ringer, Barry Trevis gives us his first-hand account of ringing the Peregrine Falcon chicks.

Find out more about the Peregrine, including how it manages to achieve speeds of over 200 miles per hour!

How are the Peregrine Falcons at St Albans Cathedral behaving after their eggs were destroyed, and will they stay and breed again?

Barry Trevis, Herts Breeding Peregrine Co-ordinator, shares his knowledge on what becomes of some of the county's Peregrine Falcons' offspring.

Barry Trevis gives us a first-hand account of ringing the Peregrine Falcon chicks at St Albans Cathedral, and reveals some exciting news about the Cathedral’s very first chick, Artemis.

Herts Breeding Peregrine Co-ordinator, Barry Trevis, explains why ringing is so important and gives us an update on how the chicks at the Cathedral are doing.