Guatemalan Tyrannulet (Zimmerius vilissimus)
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Guatemalan Tyrannulet

Zimmerius vilissimus (Sclater, PL & Salvin, 1859)

10–12 cmLength9.7 gWeight

The Guatemalan tyrannulet, or paltry tyrannulet, (Zimmerius vilissimus) is a very small passerine bird in the family Tyrannidae, the tyrant flycatchers.

Busiest months: March · Most records: Guatemala, Mexico, El Salvador

Least Concern

Where and when it's recorded

Busiest months: March · Most records: Guatemala, Mexico, El Salvador

Guatemalan Tyrannulet has been recorded at 29 of the 8,276 birding hotspots we track, in 3 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. RNP ChajbaocGuatemala1,127 records
  2. RNP Ranchitos del QuetzalGuatemala846 records
  3. Finca Rubel ChaimGuatemala724 records
More places
  1. Mirador Rey TepepulGuatemala574 records
  2. Reserva de la Biosfera El Triunfo – Campamento El TriunfoMexico449 records
  3. RNP Los Tarrales – sendero La RinconadaGuatemala317 records
  4. Restaurante Rincón Suizo – sendero en bosque de pino-encinoGuatemala305 records
  5. RNP Los TarralesGuatemala289 records
  6. RNP Los Tarrales – La IslaGuatemala247 records
  7. Parque Regional Municipal Zunil – Fuentes GeorginasGuatemala241 records

Countries and regions with the most records

GuatemalaMexicoEl Salvador

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The Guatemalan tyrannulet, or paltry tyrannulet, (Zimmerius vilissimus) is a very small passerine bird in the family Tyrannidae, the tyrant flycatchers. It is found in Belize, El Salvador, Guatemala, and Mexico.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Guatemalan Tyrannulet?

The Guatemalan Tyrannulet is about 10–12 cm long and weighs around 9.7 g.

Where does the Guatemalan Tyrannulet live?

Its breeding range: Middle America: southern Mexico and western Guatemala to El Salvador. It is most often recorded in Guatemala, Mexico and El Salvador.

When is the best time to see the Guatemalan Tyrannulet?

At the hotspots we track, it is recorded most in March (Northern Hemisphere).

Is the Guatemalan Tyrannulet endangered?

The IUCN Red List classifies the Guatemalan Tyrannulet as Least Concern.

What does the Guatemalan Tyrannulet eat?

Main food: Insects & other invertebrates.

What family is the Guatemalan Tyrannulet in?

It belongs to the family Tyrant Flycatchers, Calyptura (Tyrannidae), order Passerines (Passeriformes).

At a glance

Length
10–12 cm
Weight
9.7 g
Habitat
Forest
Diet
Insects & other invertebrates
Lifestyle
Perches in trees
Migration
Resident (barely migrates)
Conservation
Least Concern
More measurements
Wing
58 mm
Tail
51 mm
Bill
10 mm
Tarsus
17 mm

Averages from the AVONET dataset; length from field guides where available.

Range

Middle America: southern Mexico and western Guatemala to El Salvador

Breeding range, IOC World Bird List 15.2

Classification

Order
Passerines Passeriformes
Genus
Zimmerius

Other birds in the genus Zimmerius

Guatemalan Tyrannulet

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by William Stephens. ↗

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