1) Polygamous 
when one female mates with two or more males
• (a.) Belonging to the class Polyandria; having many stamens, or any number above twenty, inserted in the receptacle.
with many stamens
with many stamens
Pol`y·an'drous adjective (Botany) Belonging to the class Polyandria; having many stamens, or any number above twenty, inserted in the receptacle. 
(Gk: polloi many; andros man) characterised by a single female having more than one male partner. See also polygynous.
[adj] - having more than one husband at a time
polyandrous, polyandry 1. A reference to a female who mates with several males; having more than one husband or having several husbands. 2. Literally having many male sexual partners. 3. In botany, having numerous stamens.polyandry, polyandrous The marriage of a woman to several (more than two) men at the same time.
Female having more than one mate
Describes female birds that have more than one mate.
adjective having more than one husband at a time
having more than one husband at a time