Asthenes modesta
Silhouette: Sheatherius · PhyloPic
In 3 days ~10% in a week ~20%
The cordilleran canastero (Asthenes modesta) is a species of bird in the Furnariinae subfamily of the ovenbird family Furnariidae. It is found in Argentina, Bolivia, Chile, and Peru. The cordilleran canastero's taxonomy is unsettled. The International Ornithological Committee (IOC) and BirdLife International's Handbook of the Birds of the World (HBW) assign it these seven subspecies:
It includes hilereti within modesta and cordobae within serrana. This article follows the seven-subspecies model. The cordilleran canastero is 15 to 16 cm (5.9 to 6.3 in) long and weighs 13 to 22 g (0.46 to 0.78 oz). It is one of the smaller canasteros. The sexes have the same plumage. Adults of the nominate subspecies A. m. modesta have a narrow light buff-brown... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Lauca National Park | 🇨🇱 Chile | |
| 2 | Península Valdés | 🇦🇷 Argentina |
Rare
Under 5% of wildlife watchers report a Cordilleran Canastero sighting in Península Valdés on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 83rd most-seen of the 96 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
November
In that month about 10% of wildlife watchers report a Cordilleran Canastero in Península Valdés on a given day, against under 5% in August–October and December–May, the lowest months. June and July have too few records to rate.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Cordilleran Canastero sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 2
Of the 2 parks where we can rate Cordilleran Canastero sightings, Península Valdés ranks 2nd at under 5%. The best odds are in Lauca National Park (Chile, about 50%).
Same genus: Asthenes
The closest relatives of the Cordilleran Canastero that you can see in Península Valdés (genus Asthenes, Typical Canasteros and Thistletails) are Sharp-billed Canastero (about 30%) and Patagonian Canastero (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Cordilleran Canastero is recorded against all the birds logged in Península Valdés (9 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
