Order: CuculiformesFamily: Cuculidae  The family Cuculidae includes cuckoos, roadrunners and anis. These birds are of variable size with slender bodies, long tails and strong legs. The Old World cuckoos are brood parasites. Order: StrigiformesFamily: Tytonidae  Barn owls are medium to large owls with large heads and characteristic heart-shaped faces. They have long strong legs with powerful talons. Order: StrigiformesFamily: Strigidae  The typical owls are small to large solitary nocturnal birds of prey. They have large forward-facing eyes and ears, a hawk-like beak and a conspicuous circle of feathers around each eye called a facial disk. Order: CaprimulgiformesFamily: Caprimulgidae  Nightjars are medium-sized nocturnal birds that usually nest on the ground. They have long wings, short legs and very short bills. Most have small feet, of little use for walking, and long pointed wings. Their soft plumage is camouflaged to resemble bark or leaves. Order: CaprimulgiformesFamily: Apodidae  Swifts are small birds which spend the majority of their lives flying. These birds have very short legs and never settle voluntarily on the ground, perching instead only on vertical surfaces. Many swifts have long swept-back wings which resemble a crescent or boomerang. Order: ColiiformesFamily: Coliidae  The mousebirds are slender greyish or brown birds with soft, hairlike body feathers and very long thin tails. They are arboreal and scurry through the leaves like rodents in search of berries, fruit and buds. They are acrobatic and can feed upside down. All species have strong claws and reversible outer toes. They also have crests and stubby bills. Order: TrogoniformesFamily: Trogonidae  The family Trogonidae includes trogons and quetzals. Found in tropical woodlands worldwide, they feed on insects and fruit, and their broad bills and weak legs reflect their diet and arboreal habits. Although their flight is fast, they are reluctant to fly any distance. Trogons have soft, often colourful, feathers with distinctive male and female plumage. Order: CoraciiformesFamily: Alcedinidae  Kingfishers are medium-sized birds with large heads, long, pointed bills, short legs and stubby tails.