Unique, first in Russia FIELD mobile guide to wild terrain mammals of Northern Eurasia: 147 most prevalent species, each with photo and drawing of male and female (if different), tracks, signs, nests, holes, burrows, excrements and droppings, typical identification features and text descriptions and voices. It is easy and fun to identify species using 18 determination morphological characters with 3-8 values in each of them.

Application consists from 6 main parts: Guide, Atlas, Textbook, Manual, Systematic Tree (with class, family and genus descriptions) and Quiz.

The application works without Internet connection, you can use it directly in nature if you see or hear the unknown animal or meet it tracks in nature. Using the Guide you can narrow the number of possible species to 2-3 and then compare your object with their images and descriptions in the Atlas.