The Russet Nightingale-thrush (Catharus occidentalis) is a species of bird

Bird

Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

 in the Turdidae family.
It is endemic to Mexico

Mexico

The United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...

.

Its natural habitat

Habitat

* Habitat , a place where a species lives and grows*Human habitat, a place where humans live, work or play** Space habitat, a space station intended as a permanent settlement...

 is subtropical or tropical moist montane

Montane

In biogeography, montane is the highland area located below the subalpine zone. Montane regions generally have cooler temperatures and often have higher rainfall than the adjacent lowland regions, and are frequently home to distinct communities of plants and animals.The term "montane" means "of the...

s.

Description

Crown, back and wings brown. Face pale gray. Throat and belly pale gray, washed dusky. Breast pale gray mottled dusky. Juveniles more strongly mottled on breast and sides.
Very similar to Ruddy-capped Nightingale-thrush

Ruddy-capped Nightingale-thrush

The Ruddy-capped Nightingale-thrush is a small thrush which is a resident breeder in mountain forests from central Mexico to western Panama. A predominantly brown-plumaged bird, it has a rich song.-Taxonomy and naming:...

. Tell apart from song or in flight by yellow bar on the secondary feathers below the wing, present only in the Russet Nightingale-thrush.