Animalia, Aves, Chordata, Eastern kingbird, July, North America, Passeriformes, T. tyrannus, Tyrannidae, Tyrannus tyrannus, US, USA, V in tree, Wisconsin, adult, adult kingbird, animal, babies, baby, baby eastern kingbirds, birch tree, bird, bird nest, birdnest, black, chick, chicks, chicks in the nest, cozy, cramped, crowded, crowded nest, eastern kingbird chicks, eastern kingbird nestlings, eastern kingbirds, fauna, feathers, fecal, fecal sack, fly catcher, flycatcher, grey-black, holding fecal sack, holding poop, immature, immature eastern kingbirds, in nest, in the nest, kingbird, kingbird chicks, kingbird nestlings, kingbirds, natural, nature, nesting, nestling, nestlings, no adults, north american, north woods, northern, northern Wisconsin, northwoods, outdoors, outside, parent, parent and babies, parent and nestlings, parent holding fecal sack, parent in nest, parent with young, poop, summer, tight, tree, white, wild, wildlife, young, young eastern kingbirds, young in the nest