Animals
Earn in-game currency (blitzcoins) in Blitztest trainers and buy rewards with pictures of animals. The biome sections include mammals, birds, reptiles, amphibians, fish, insects, and other animals.
Balance — 3 blitzcoins.
Domestic animals
18 rewards
Deserts and xeric shrublands
24 rewards
Forests of North America
26 rewards
Fresh water
34 rewards
Mangroves
25 rewards
Montane grasslands and shrublands
19 rewards
Polar
25 rewards
Taiga
20 rewards
Temperate forests of Asia, Australia and Oceania
21 rewards
Temperate grasslands, savannas, and shrublands
32 rewards
Temperate ocean
22 rewards
Temperate shelves and seas
28 rewards
Tropical and subtropical grasslands, savannas, and shrublands
41 rewards
Tropical coral
17 rewards
Tropical forests of Africa
19 rewards
Tropical forests of Asia, Australia and Oceania
40 rewards
Tropical forests of Central and South America
31 rewards
Tropical ocean
21 rewards
Tundra
22 rewards