Birds. Size: Length: ... The western is the only regular North American tanager with wing bars. Note its yellow underwing linings in ... which has 2 white wing bars, a striped red-and-black ...

Scientific detective work reveals that yellow woodpeckers with unusual red wing feathers are not the result of genes borrowed from their red-pigmented cousins, but instead, they are the product of ...

Hill said that if the bird has any red feathers on its body at all, then it’s not a yellow cardinal, as the mutation makes those birds incapable of having feathers that color. “There’s no ...

Where cardinals are a bright red, male scarlet tanagers are a red-hot, almost electric red, accented by their black wings and tail. (Females are a less noticeable yellow-green color.) ...

People ask me a lot of questions about birds. So let’s clear up some things. • “When do the hummingbirds get here?” They are always here. In the Bay Area, Anna’s hummingbirds are common ...

Why Yellow Birds Mysteriously Turn Red. No one could figure out why a North American woodpecker's feathers were changing color—until now. By Carrie Arnold. October 21, 2016 ...

So red-winged blackbirds prefer to nest near yellow warblers, since the warblers provide additional vigilance against brown-headed cowbirds. But it’s probably a two-way street.