Which of the 4P's is polygamous?

Which of the 4P's is polygamous?
#polygamy #pigeon #parrot #penguin #peacock #birds #survey #multiple #choice

Peafowls Polls:
1. https://plus.google.com/111375717217714398633/posts/6vRhMNFgurV

2. https://plus.google.com/111375717217714398633/posts/J3RGAVEXzpS

3. https://plus.google.com/111375717217714398633/posts/XVNPBXwbFiE

4. https://plus.google.com/111375717217714398633/posts/9rRrQXWVfFH

5. https://plus.google.com/111375717217714398633/posts/WfhvKXAmQvm

6. https://plus.google.com/111375717217714398633/posts/DskQDCzYx79