Andy Adcock
Worst person on Birdforum
I had a calling Cuckoo today up here in Russia.
In light of UK, breeding adults, having been tracked back to Africa by mid June, why would UK adult Cuckoos move so early if the N European ones don't?
A
In light of UK, breeding adults, having been tracked back to Africa by mid June, why would UK adult Cuckoos move so early if the N European ones don't?
A
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