Definitions

1. noun

A situation in which an individual has more than one type of gamete (reproductive cell) or has different types of gametes in different reproductive organs, such as a male with different types of sperm.

“The study of heterandry in birds revealed the complex evolutionary pressures that led to this unique reproductive trait.”

2. noun

The condition of having more than one type of sex organ or reproductive tissue, often resulting in the production of different types of gametes or sex cells.

“The discovery of heterandry in certain species of fish has significant implications for the field of evolutionary biology.”