Male house finches are usually marked with red, but sometimes those red areas ... string and feathers on tree branches or manmade structures; the nest holds four to five spotted bluish-white ...

the ground finch has a short beak adapted for eating seeds buried under the soil, and the tree finch has a parrot-shaped beak suited for stripping bark to find insects. The Grants have focused ...

Adult male Gouldian finches are unmistakable ... When disturbed from sleep, the tree frog flashes its bulging red eyes, startling any predators that were about to eat it. Adults are neon green, with ...