need help with threads

[@EE@]

Hi, I am newbie to managed c++.

I need a code with main function that four threads run four instances of this class , Animal, simultaneously.
Each instance prints a different animal kind. "cat", "dog", .,.
where to create thread should be at?

ref class Animal()
{
	Animal(String ^s)
	{
		Console::Writeline(s)
	}	
		
	// where the create thread should be at?
}