What does this rebus means ?

PROG WORKRESS

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

Which city is three-fifths chick two third cat and 50% goat?

How many sides does a circle have?

Solve the counting riddle by identifying the number of triangles in the given picture.

Through your logical capabilities, can you make 7 an even?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?