THE PROPAGATION OF THE GOLDFISH 



It might be argued that, with so large a space, fishes would keep hidden from view. The 

 experience of the writer has been that when the fear of danger is removed and animals become 

 confident of an ability to escape at will when threatened by danger they lose their timidity and 



~/, -T" 





Inclosed Pond Aquaria. 

 FIG. 6iA Section of Enclosure for a Pond Aquarium. 



become both bold and curious, and are more easily and satisfactorily viewed than when under 

 the influence of fear in close confinement. The deer, the most timid of animals, when confi- 

 dent of safety, becomes perfectly content, and without desire to escape except to seek its kind 

 for company. 



The experience of the writer in the care of fishes and reptiles and other animals as well, 

 is to the same effect." 



FIG. 6i Grotto at the Central Station of tlie U. S. Fish Commission, at Washington, D. C. 



Aquarium Grotto. The same authority describes the aquarium 

 grotto attached to the Fish Commission building at Washington, of which 

 the herewith reproduced illustrations give an adequate idea. Figs. 62 

 and d'^. 



Wintering Goldfishes. In the household the fall, winter and spring 

 months are the seasons when the aquarium is the most appreciated, and con- 

 siderations for wintering are for the surplus fishes and breeders, or for 



1 10 



