THE PHOTOGRAPHY OF REPTILES. 55 



the imported and practically naturalized edible frog. 

 This is an easier matter than in the case of the toads, 

 the external differences of size, form, and markings being 

 obvious, and photographically easily distinguishable. 



To keep frogs, toads, and snakes in captivity, large 

 open packing-cases will be found as serviceable an 



arrangement as any. If there B 



i r ,1 B iiiiiiiiiinim 



_. 



A 



is any chance of the prisoners 

 escaping, the cases should be 

 glazed over by the simple ex- 

 pedient of laying three pieces of 

 glass over the top, and, if we 

 are dealing with strong snakes, 

 weights on the glass. The interior should be made to 

 resemble the creatures' natural home as nearly as pos- 

 sible, and a supply of water must never be omitted. The 

 accompanying figure shows a section of such a packing- 

 case with one side removed, and it will be observed that 

 the position of the panes of glass allows for the free 

 entrance of fresh air. A A A section of ends and bottom 

 of wooden packing-case, B B B panes of glass in place of 

 lid, C arrangement of stones, earth, grass, moss, etc., 

 according to the prisoner's natural preferences. Another 

 admirable receptacle, especially for lizards, who are 

 adepts at climbing, is a galvanised iron water-tank (the 

 larger the better). The writer has kept lizards in 

 such a tank whose dimensions were about 3ft. by 2ft., 

 and whose ends and sides were bent inwards at the top 

 for a whole summer, and has not found it necessary to 

 have a lid of any kind. There is, as a rule, no necessity 



