The Yellow-collared Lovebird (Agapornis personatus), also called Masked Lovebird or eye ring lovebird, is a monotypic species of bird of the lovebird genus in the parrot family Psittaculidae. They are native to northeast Tanzania and have been introduced to Burundi and Kenya.
The yellow-collared lovebird is a mainly green small parrot about 14.5 cm (5.5 in) long. Its upper parts are a darker green than its lower surfaces. Its head is black, and it has a bright red beak and white eyerings. Yellow on the breast is continuous with a yellow collar and an expansion of yellow over the nape of the neck. Male and female have identical external appearance.
The yellow-collared lovebird brings nesting material in its beak to a tree cavity for their nest. The female incubates the eggs for about 23 days and the chicks leave the nest about 42 days after hatching.