The great crested has a darker gray face and breast; olive wash on sides of breast; broad white edge to innermost secondary; all-rufous inner webs of tail feathers; orange-yellow mouth lining ...

Adult: dark gray face and breast (slightly paler throat) contrasts sharply with bright yellow belly ... Tails of juvenile brown-cresteds and ash-throateds are like the great crested’s but ...

The other study, in Molecular Ecology, focused on the critically endangered Yellow-crested Cockatoo (Cacatua sulphurea), native to Indonesia and East Timor, using DNA extracted from 100-year-old ...

Female cardinals are more muted in color, mostly brownish with red accents. Some lucky birders have even spotted rare yellow cardinals ... that these gorgeous crested birds do resemble northern ...