any measurable or observable characteristic of the organs associated with producing offspring

VTO:CP "Cari Park, Iowa State University Curator"

ChickenPresent

TroutPresent

QuailPresent

DuckPresent

RabbitPresent

MousePresent

TurkeyPresent

PigPresent

ZebraFishPresent

CarpPresent

SalmonPresent

SeaBassPresent

HorsePresent

GoosePresent

CodPresent

GoatPresent

SeaBreamPresent

CattlePresent

SheepPresent

TilapiaPresent