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Dr. Lorna Gibson – Fantastic Feathers: Form and Function
Dr. Lorna Gibson – Fantastic Feathers: Form and Function
When we think of birds, we think of feathers. Feathers give birds their color, from the bright red of a male Cardinal to the iridescent reds and greens of Ruby-throated Hummingbirds. Feathers keep birds warm and dry: down provides excellent insulation against heat loss and water really does roll off a duck’s back. Feathers form the aerodynamic shape of the