These forehead crests are highly variable, with between two to twenty three narrow forward curving feathers, with a mean of twelve, and with variable height, between 8.1-58.5mm.
These feathers are also of variable height, between 8.1-58.5mm. These forehead crests are highly variable, and can have between two to twenty three narrow forward curving feathers.
These forehead crests are highly variable, and can have between two to twenty three narrow forward curving feathers. These feathers are also of variable height, between 8.1-58.5mm.
These forehead crests are highly variable, and can have between two to twenty three narrow forward curving feathers. These feathers are also of variable height, between 8.1-58.5mm.