weaver finch images - Joel Sartore

A male cut-throat finch (Amadina fasciata) at the Tulsa Zoo.

Male and female cut-throat finches (Amadina fasciata) at the Tulsa Zoo. The male has red on his throat.

Male and female cut-throat finches (Amadina fasciata) at the Tulsa Zoo. The male has red on his throat.

Male cut-throat finches (Amadina fasciata) at the Tulsa Zoo.

Male and female cut-throat finches (Amadina fasciata) at the Tulsa Zoo. The males have the red on their throats.

National Geographic Photographer and Speaker