The Grey-breasted Seedsnipe is a member of the small family Thinocoridae. There are only 3 others.
It lives in the southern third of South America in grasslands and swamps.
Classification:
Order: Charadriiformes
Family: Thinocoridae
Genus: Thinocorus
Species: T. orbignyianus
Photos:
Gray-breasted Seedsnipe

Arequipa - Juliaca road at 4400 m.
Photo by hogsas
Perdicita cojón polluelo (Thinocorus orbingyianus)

GREY BREASTED SEEDSNIPE. Cajón del Yeso, Diciembre 16, 2006. Mejor en Large size
Photo courtesy of pablo_caceres_c
Perdicita cojón (Thinocorus orbignyianus)

GREY BREADSTED SEEDSNIPE. Cajón del Yeso, Diciembre 16, 2006. Mejor en Large size
Photo courtesy of pablo_caceres_c
Gray-breasted Seedsnipe (Thinocorus orbignyianus)

Photo courtesy of rgibbo3
Video:
Unfortunately, I have not been able to find any video of this species to share here. If you know of one, please leave a comment with a link.
Commentary:
Planning the Next Field Season
The photos are Andean Goose (Chloephaga andina), Gray-breasted Seedsnipe (Thinocorus orbygnianus), and White-bellied Cinclodes (Cinclodes palliatus). Time is getting short and plans are shaping… Read more…
gray-breasted seedsnipe. 42. brown-hooded gull. 43. south american tern. 44. golden-spotted ground-dove. 45. spot-winged pigeon. 46. mitred parakeet. 47. mountain parakeet. 48. barred parakeet… Read more…