FOURTH SEASON (1921): RECORD 143 
The Laying of the Twelfth Egg , June 7. 
Again we were a large party : H. Tangye and 
his friend Mr. Johnson, G. B. Hill, C. F. Bristol 
of Edgbaston, P. B. Smyth, the two Simmondses, 
Hawkins, and myself being assembled to see the 
Cuckoo lay her twelfth egg. The whole of this 
party is shown in the film surrounding the nest 
after the Cuckoo’s egg had been laid. 
Our calculations showed that she would to-day 
use the fourth nest of No. 9 pair of Meadow 
Pipits, so early in the morning we placed one hide 
for the use of Hawkins and his cinematograph 
apparatus about eight yards from the nest, and two 
more hides at about thirty yards’ distance for the use 
of our visitors. 
During the earlier part of the day the Cuckoo 
performed much the usual kind of evolutions that 
I have now so often described in detail, and in- 
cidentally showed us the site of the fourth nest of 
No. 5 pair containing one egg, which she used four 
days later for her fourteenth egg. It is interesting 
to note that on May 28 she similarly showed us 
the previous nest of No. 5 pair, immediately before 
laying in the previous nest of this No. 9 pair. 
At 3.25 p.m. she made her first serious attempt 
to reach to-day’s expected nest, i.e. No. 9, but on 
