Birds - Development.

Ptilochronology : = feather time and the biology of birds / by: (Language materials, printed)

Avian growth and development : = evolution within the altricial-precocial spectrum / by: (Language materials, printed)

Avian genomics in ecology and evolution = from the lab into the wild / by: (Electronic resources)

Birds- Nutrition.

Feathers- Analysis.

Hawk Mountain Sanctuary (Pa.).

Birds- Embryology.

Evolutionary Biology.

Birds- Growth.

Birds- Nutrition

Feathers- Growth.

Birds- Evolution.

Animal Genetics and Genomics.

Animal Models.

Ptilochronology.

Birds- Genetics.

Birds- Development.

Ecology.

Animal Systematics/Taxonomy/Biogeography.