Gouldian finches (Erythrura gouldiae), sometimes ... These birds come in various colour mutations, ranging from pastel to blue and even silver, which can be bred selectively to create new variations.

Gouldian finches (Erythrura gouldiae), sometimes ... These birds come in various colour mutations, ranging from pastel to blue and even silver, which can be bred selectively to create new variations.

Gouldian finch babies are, in a word, horrifying. The hatchlings are born with reflective blue beads on their beaks that look like tiny, creepy pearls. The bright nodules help parents see and ...

April 23 (UPI) --The heads of Gouldian finches feature one of three ... a gene controlling plumage coloration among North American blue-winged and golden-winged warblers. "We didn't expect we ...

It’s said that beauty is in the eye of the beholder, but that’s only half-true for the Gouldian finch ... on traits such as the vibrancy of their blue collars, and the length of their tails.