If you didn’t catch anything when fishing, then a crab is a fish.
More Russian Proverbs:
That's the snag!.Russian
Cows forget that they were calves.
Russian
No man can be a good ruler unless he has first been ruled.
Russian
Vixen resolved not to steal chicken.
Russian
Ride slower - you'll get further.
Russian
Who owns the bank owns the fish.
Russian