6 Adams, Breeding Habits of the Common Mole. 



the nest being some hours old we may estimate that the 

 young at birth measure 40 mm. 



In the following summary I give the measurements 

 of the head and body only as being the most useful ; in 

 Table B will be found other particulars. 



May 10. 

 I. Litter of 4. Hd. & By. 95 

 a- >, 3- >, 105 



May II. 



3. Litter of 4. Hd. & By. 62 



4- » 4- » 91 



5- -> 3- M 42 



May 12. 

 6. Litter of 3. Hd. & By. 76 

 7- >, 3- >. So 



8. „ 3- .. 47 



.'J/ajK 77. J/ay 21. 

 Deserted. 



2a. Hd. & By. 118 Deserted. 



Deserted. 



4a. Hd. & By. 114 4b. Hd. & By. 117 



5a. „ 70 5b. „ 88 



Deserted. 



Deserted. 



8a. Hd. & By. 71 



Deserted. 



I regret being unable to carry the table further than 

 the 22nd day, as I think that the young remain in the nest 

 till the end of the fourth week, having found them in the 

 nest on former occasions slightly more advanced than the 

 oldest tabulated on pages 8 and 9, having the fur rather 

 thicker and darker, and the eyes quite open. On May 24th 

 I found two litters of four each in the same stage of de- 

 velopment as the oldest mentioned in the tables, all eight 

 individuals measuring 117 to 118 mm. At this limit the 

 young all seem to stop for some weeks, for I have never 

 found longer ones in the nests, and I have found young 

 ones which had left the nest to measure little, if any, more. 

 One of these, which I found dead in the road on June 7th, 

 measured head and body 119, tail 30, hind foot \'j\ mm., 

 and though practically of the same length as those found 

 in the nests, was more thick set, with the fur of the colour 



