I5I 
REVIEWS AND EXCHANGES. 
^ Nature Study ami Life. By Prof. C. F. Hodge, Ph.D. Ginn and Co., Boston 
and London. Price 7s. 
We are only just awakening to the importance of Nature-study as an 
J educational instrument, and, though we have .already excellent “ Readers,” such 
4 as Mrs. Fisher’s “ Eyes and No Eyes Series,” in this country w'e have as yet no 
] .such manuals as America has produced. The present work, from the pen of one 
already well known as a biologist, is perhaps the best of an excellent series. 
f. Household and garden insects, garden flowers, fruits and weeds, frogs and toads, 
the commoner birds of America, trees, aquaria and the principal types of crypto- 
gamic plants, arc each in turn made the texts for admirably terse and suggestive 
lessons, for teachers rather than for children. Nearly two hundred illustrations, 
some of which are exquisite, though others gain nothing by being photographs, 
add to the attractiveness of a fascinating volume. 
The Cambridge Natural History, Vol. A'., Mammalia. By F. E. Beddard, 
F. R.S. Macmillan and Co. Price 17s. net. 
Mr. Beddard has had a very difficult task. The Mammalia are a far more 
numerous and more varied group than are the Amphibia and Replilia, for the 
Rock Wallaby x i. From Beddard’s “ Mammalia,” 
by permission of Messrs. Macmillan and Co. 
treatment of which groups Dr. Gadow had a volume of equal size to the present. 
They were dealt with, moreover, in a single volume, about one-third larger than 
Mr. Beddard’s, and of the highest excellence, by the late Sir W. H. Flower • 
