Does OS X's terminal app support mouse?
Indeed, OS X Terminal can receive mouse input through ⌥-clicking:



However, certain Terminal apps don't receive the passed mouse input.



You can install MouseTerm which will pass mouse events to the terminal.


  
  Mouse button reporting.
  Mouse scroll wheel reporting.
  Simulated mouse wheel scrolling for programs like less (i.e. any fullscreen program that uses application cursor key mode).
  Terminal profile integration (with preferences dialog).
  


It's a SIMBL plugin, so you'll need to install SIMBL to make it work. I recommend installing EasySIMBL instead though.