Yellow-throated flycatcher

The yellow-throated flycatcher (Conopias parvus) is a species of bird in the family Tyrannidae. It is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela. Its natural habitat is subtropical or tropical moist lowland forests.

Description
The bird is similar to the great kiskadee, but behavior and voice is quite different. The voice is quite vocal; often-heard call is a distinctive hollow rattle with a thrumming tune. It is 6.1 inches in length.