Q: Are rollers an Old World family? ¶
A: Yes, and Coraciidae, of near passerine birds.
Q: Are rollers black? ¶
A: Yes.
Q: Are rollers found in warmer parts of the Old World? ¶
A: Yes.
Q: Are rollers similar in general morphology to their relatives in the order Coraciiformes? ¶
A: Yes, and having large heads on short necks, bright plumage, weak feet and short legs.
Q: Is a roller completely migratory? ¶
A: Yes, and breeding in Europe and wintering in Africa, and the dollarbird also leaves much of its breeding range in winter.
Q: Are rollers found on Madagascar? ¶
A: Yes.
Q: Are rollers watch-and wait hunters? ¶
A: Yes.
Q: Are rollers noisy and aggressive when defending their nesting territories? ¶
A: Yes, and which they patrol while displaying their striking plumage.
Q: Are rollers birds of warm climates in the Old World? ¶
A: Yes, and fossil records show that rollers were present in North America during the Eocene.