May 22, 2024


PJ the Cuckoo has actually gone back to his woodland house in Suffolk as well as has actually ended up being a document breaker whilst doing so. This unique cuckoo belongs to a task that is being accomplished by the British Trust for Ornithology (BTO) to aid reveal what could be driving the UK Cuckoo populace down; we have actually shed over two-thirds of our reproduction Cuckoos in the UK as a entire as well as practically three-quarters of them in England throughout the last 23 years.

PJ was fitted with a satellite tag in June 2016 in King’s Forest, Suffolk, as well as has actually been supplying researchers at the BTO with beneficial details since. His arrival back in the woodland sees him finish his 5th yearly movement cycle to, from as well as within Africa considering that he was identified, accumulating a range took a trip of well over 50,000 miles as well as making him the only satellite identified Cuckoo to have actually accomplished this considering that the job started in 2011. During this time around he has actually gone across the Sahara desert 10 times alone, not counting every one of his sea crossings as well as browsing the Atlas Mountains in Morocco as well as the Pyrenees on the Spanish/French boundary. PJ was one years of age when identified, so this summer season he will certainly be 6 years of ages, taking him to within a year of the British long life document for a ringed cuckoo, which stands at 6 years as well as eleven months for a bird located dead in 1983.

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Common Cuckoo, copyright Stephen Daly, from the surfbirds galleries

Dr Chris Hewson, Lead Scientist on the job at the BTO, stated, “We have actually been avidly enjoying PJ considering that he started his trip back to the UK in late February, eager him to finish the trip back to the UK this springtime. We can currently heave a massive sigh of alleviation recognizing he is securely back in Suffolk however obviously, greater than that I expect looking extra very closely at the details he has actually provided us.”

“He is an outstanding as well as uncommon Cuckoo– they usually move to Africa through either Spain or Italy as well as maintain to the exact same course annually however PJ has actually made use of both paths, as well as one in between, over the 5 years as well as actually last fall he dropped in both Spain as well as Italy! Perhaps this adaptability has aided him endure so well, permitting him to leave negative problems on one course as well as discover much better problems on the various other?”

Once a Cuckoo has actually been fitted with a satellite tag as well as launched it begins supplying details quickly, permitting researchers to identify exactly how well the birds get on despite where they go. Anyone can follow them through the BTO site in close to genuine time. This springtime the BTO will certainly be identifying 12 even more Cuckoos as well as you can follow them at