Hemitriccus iohannis
The Johannes's Tody-Tyrant (Hemitriccus iohannis) is a minute, olive-green flycatcher of the Amazonian lowlands, measuring approximately 10-10.5 cm (4 inches) in length and weighing a mere 7-8 grams. Its upperparts are a dull olive-green, contrasting with yellowish-green underparts that can sometimes show faint streaking on the breast. A distinctive greyish crown, pale lores, and a noticeable pale eye-ring give it a 'spectacled' appearance, aiding in identification. The dark wings are marked ...
This species primarily inhabits lowland evergreen forest, with a strong preference for dense stands of *Guadua* bamboo and adjacent secondary growth. It is typically found at elevations below 500 meters, though it can occur up to 800 meters in Andean foothills.
Its diet consists almost exclusively of small arthropods, primarily insects, which it captures through sally-gleaning from foliage or the air, and by gleaning directly from leaves and stems.
Johannes's Tody-Tyrant is an active, diurnal bird, usually observed alone or in pairs, but frequently associating with mixed-species foraging flocks, particularly in its preferred bamboo habitat. It employs a classic 'sally-glean' foraging technique, darting from a low to mid-story perch (1-5 met...
The Johannes's Tody-Tyrant is a resident species distributed across the western Amazon Basin of South America. Its primary range encompasses southeastern Peru (departments of Madre de Dios, Cuzco, Puno), northern Bolivia (departments of Pando, La Paz, Beni, Cochabamba), and western Brazil (states...
Least Concern
- This species was named after the prominent American ornithologist John T. Zimmer (1889-1957), with 'iohannis' being a Latinized form of his first name. - It is one of the smallest members of the Tyrannidae family, the largest bird family in the world, hence the 'tody' in its name, referring to ...