Acanthizidae is a family of small, insectivorous birds commonly known as thornbills and scrubwrens. They are primarily found in Australia and New Guinea, inhabiting a variety of environments, including forests, woodlands, and scrublands. These birds are characterized by their slender bodies, short tails, and often vibrant plumage. Members of the Acanthizidae family are known for their distinctive calls and behaviors, which include foraging for insects and other small invertebrates. They play an important role in their ecosystems by helping to control insect populations. Some well-known genera within this family include Acanthiza and Sericornis.