Sperm Storage Tubules (SSTs) allow female ducks to store sperm for extended periods, decoupling insemination from fertilization and enabling delayed fertilization. Female ducks have more control over ...

A close examination at Gold Shaw Farm reveals a hidden biological trait that provides new insight into duck anatomy.

Explore foie gras physiology to understand how ducks are force-fed for this controversial delicacy and the effects on their health. Decadent, diseased, silky, sinful. The adjectives that follow foie ...

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Add Yahoo as a preferred source to see more of our stories on Google. Cute loving couple of colorful ducks. Mandarin duck Aix galericulata female and male. Loving birds, animal love. Smooth background ...