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Feather Care. Preening. 1. Preening: Seasonality (Temperate Zone). 9. 8. Preening: Tropics versus Temperate. Preening: Molting Feathers. Preening: Nest Incubation. 12. Allopreening. 14. 13. Oiling. Chicken. Pigeon. Oil Gland (= Uropygial Gland) (= Preen Gland). Oiling: Function.
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Preening 1
Preening: Seasonality (Temperate Zone) 9 8
12 Allopreening 14 13
Oiling Chicken Pigeon Oil Gland (= Uropygial Gland) (= Preen Gland)
Oiling: Function Wood-Hoopoe
Head-Scratching 6 7
Bathing: Dust 24 25 26
Sunning 27
Sunning ?
Anting Passive Active ? ?
Feather Development Pin Feathers Proctor and Lynch 1994, p. 87
Feather Development I: Feather Papilla and Follicle Development Fgi. 3.24 in Podulka et al. 2004
Feather Development II: Epidermal Collar (= Follicle Collar) and Dermal Papilla Development Fig. 4-8 in Gill 2008
Feather Development III: Feather Sheath and Barb Development Fig. 3-24 in Podulka et al. 2004
Feather Development IV: Calamus Development and Feather Emergence Proctor and Lynch 1994, p. 87
Feather Development V: Severing the Connection Proctor and Lynch 1993, p. 83