Misc: A boat or raft with two parallel hulls?

Questions

Which warm wind from the south which is drawn into the valleys of the Northern Alps, helps to melt the snow in the spring?

What would be your astrological sign if your birthday was 1st April?

What would be your astrological sign if your birthday was 1st September?

How many players are there in a tug of war team?

What is piloted by a pilot fish?