Corvids: Members of the crow family, including ravens, jays, and magpies.
Dabbling Duck: A duck that pitches forward into the water so that its tail is sticking straight up while the top half of the body is underwater, in order to reach aquatic food sources.
Gorget: colorful throat patch.
Little Brown Job: A small unidentifiable bird of drab brown or gray.
Murder: A large flock of crows.
Murmuration: A large flock of starlings.
New World: The Western hemisphere: North, Central and South America.
Old World: The Eastern hemisphere: Africa, Asia, and Europe; also Australia.
Raptor: Predatory/carnivorous birds such as hawks, falcons, owls, and vultures.
Sexual dimorphism: variation in plumage (or size, or other physical features) between males and females of a species.
Suet: A slab of animal fat put into special feeders, meant to feed birds such as woodpeckers, especially during the winter.
Thrush: A Robin or Robin-like bird, with a diet heavily dependent on invertebrates.