Aging & Sexing Techniques & Terminology

Numeric & Alpha Age Codes

Numeric & Alpha Sex Codes

Species Alpha Codes & Band Sizes

Time Line for Ageing

Topography

Feathers & Wing Morphology

Feather Shape & Wear

Fat Scores

Skull Scores

Cloacal Protuberances

Brood Patches

Glossary

Glossary

Click on link below to access the glossary of terms used