28 



must recognise the relationship at a glance. But there 

 are others. From a skeleton-bush far out on the blazing 

 sand, a sweet yet unknown song somewhat insect-like 



BlFASCIATED DESERT-LARK (Certhilauda). 



strikes your ear. Its author is a feathered gem yclept 

 Spiloptila damans ; but since its scientific sponsors ignore 



CRICKET- WARBLER (Spiloptila damans) 



their own tongue, I will christen it the Cricket-warbler 

 portrait annexed. Then, high overhead, at sun-up, pass 

 croaking files of sandgrouse bound for the distant Nile 

 from how far within the recesses of Sahara they have 



