Fish
Where fish live?
In water
What is in the river?
Water
What is the most popular fish in Czech?
Carp
What river flows through Havířov?
Lučina
What is the biggest fish in Czech?
Cat fish
What is the longest river in Czech?
Vltava
What fish catches the most small fish?
Pike
What is the longest river in the world?
Amazon
How to distinguish carp from crucian carp?
Carp has two beard and Crucian carp hasn't.
On which river are most capital cities located?
Danube