Green hermit

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Green hermit
Phaethornis guy.jpg
CITES Appendix II (CITES) [2]
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Apodiformes
Family: Trochilidae
Genus: Phaethornis
Species:
P. guy
Binomial name
Phaethornis guy
(Lesson, 1833)
Phaethornis guy map.svg

The green hermit (Phaethornis guy) is a large hummingbird that is a resident breeder from southern Central America (Costa Rica and Panama) south to northern South America (north-eastern Venezuela and Trinidad, and the northern Andes of eastern Peru)

Contents

Description

It is 13.5 cm (5.3 in) long and weighs 6.3 g (0.22 oz). The male is mainly dark green with a blue-green rump. It has a dark mask through the eye, with buff stripes above and below this, and down the centre of the throat. The central feathers of the tapered tail are—for large hermit—relatively short and white-tipped, and are wiggled in display at the communal leks. The reddish bill is long and decurved. The female is sooty gray (rather than green) below, with an even longer bill and a much longer tail. The call of this species is a loud zurk, and the males' lekking "song" is a repeated swark.

Green hermit with its white tongue out Green Hermit.jpg
Green hermit with its white tongue out

Distribution and habitat

The nominate subspecies Phaethornis guy guy is found in Venezuela and Trinidad. The western P. g. apicalis of the American cordillera is slightly smaller and the sexes more similar.

This hermit inhabits forest undergrowth, usually near water, and prefers hilly areas. It seems to favor primary rainforest and wet premontane forest, and though it tolerates some amount of habitat destruction (e.g. subsistence farmland) it will try to avoid secondary forest as long as better habitat is available. In the Colombian Cordillera Oriental, it has been recorded at altitudes from 650–1,750 m (2,130–5,740 ft) ASL. Habitat there usually has a canopy height of around 25 m (82 ft) and is dominated by trees such as Elaeagia (Rubiaceae) or palms; [3] there is usually plentiful undergrowth and/or epiphytes and hemiepiphytes (e.g. Clusiaceae). [4]

Behaviour

Santa Elena Reserve, Monteverde, Costa Rica

Feeding

The food of this species is nectar, taken from a wide variety of flowers, and some small insects; it prefers flowers 30–50 mm long by 2–7 mm wide, though it will occasionally visit flowers up to 75 mm long and 20 mm wide or as short as 15 mm. At Monteverde (Costa Rica), preferred foodplants include yellow jacobinia (Justicia umbrosa) and Razisea spicata (Acanthaceae), Pitcairnia brittoniana (Bromeliaceae), spiral ginger ( Costus barbatus , Costaceae), Drymonia conchocalyx and D. rubra (Gesneriaceae), Heliconia tortuosa (Heliconiaceae), and Malvaviscus palmanus (Malvaceae). Less commonly visited flowers were mostly Gesneriaceae, [5] Heliconiaceae (such as Heliconia bihai ), [6] Acanthaceae (such as Pachystachys coccinea ) [6] and Zingiberales, [7] but also certain Bromeliaceae [8] (such as Tillandsia fasciculata ) [6] Campanulaceae [9] (such as Centropogon surinamensis), [6] Ericaceae [10] and Rubiaceae. [11] [12]

Breeding

As noted above, males assemble at leks for courtship. In the Colombian Cordillera Oriental, active leks were observed between September and November, but neither in August nor in December, indicating a distinct breeding season. [4] The green hermit lays one egg in a conical nest suspended under a large leaf, usually over water. Incubation is 17–18 days, and fledging another 21 to 23 days.

Related Research Articles

<span class="mw-page-title-main">Zingiberales</span> Order of flowering plants

The Zingiberales are flowering plants forming one of four orders in the commelinids clade of monocots, together with its sister order, Commelinales. The order includes 68 genera and 2,600 species. Zingiberales are a unique though morphologically diverse order that has been widely recognised as such over a long period of time. They are usually large herbaceous plants with rhizomatous root systems and lacking an aerial stem except when flowering. Flowers are usually large and showy, and the stamens are often modified (staminodes) to also form colourful petal-like structures that attract pollinators.

<i>Heliconia</i> Genus of plants

Heliconia, derived from the Greek word Ἑλικώνιος, is a genus of flowering plants in the monotypic family Heliconiaceae. Most of the ca 194 known species are native to the tropical Americas, but a few are indigenous to certain islands of the western Pacific and Maluku. Many species of Heliconia are found in the tropical forests of these regions. Most species are listed as either vulnerable or data deficient by the IUCN Red List of threatened species. Several species are widely cultivated as ornamentals, and a few are naturalized in Florida, Gambia, and Thailand. Common names for the genus include lobster-claws, toucan beak, wild plantain, or false bird-of-paradise. The last term refers to their close similarity to the bird-of-paradise flowers (Strelitzia). Collectively, these plants are also simply referred to as "heliconias".

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<span class="mw-page-title-main">Little hermit</span> Species of bird

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<span class="mw-page-title-main">White-whiskered hermit</span> Species of hummingbird

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<span class="mw-page-title-main">Rufous-breasted hermit</span> Species of hummingbird

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<span class="mw-page-title-main">Golden-headed manakin</span> Species of bird

The golden-headed manakin is a small passerine bird which breeds in tropical Central and South America in both wet and dry forests, secondary growth and plantations. It is a small manakin, about 9.4 centimetres (3.7 in) long. Males are entirely black apart from a golden head, yellow bill, white and red thighs and pink legs. Females and juveniles are olive-green with pink legs. At breeding time, males are involved in a cooperative lekking behaviour during which they jump, slide and dart from perch to perch. This is a fairly common species with a wide range, and the International Union for Conservation of Nature has rated its conservation status as being of "least concern".

<span class="mw-page-title-main">Hermit (hummingbird)</span> Subfamily of birds

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<span class="mw-page-title-main">Long-tailed hermit</span> Species of bird

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<span class="mw-page-title-main">Broad-tipped hermit</span> Species of hummingbird

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<span class="mw-page-title-main">Buff-tailed sicklebill</span> Species of hummingbird

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<span class="mw-page-title-main">White-tipped sicklebill</span> Species of hummingbird

The white-tipped sicklebill is a species of hummingbird in the family Trochilidae. It is found in Colombia, Costa Rica, Ecuador, Panama, Peru, and Venezuela.

<span class="mw-page-title-main">Minute hermit</span> Species of hummingbird

The minute hermit is a tiny species of hummingbird in the family Trochilidae. It is endemic to Brazil.

<span class="mw-page-title-main">Reddish hermit</span> Species of hummingbird

The reddish hermit is a species of bird in the family Trochilidae, the hummingbirds. It is found in Bolivia, Brazil, Colombia, Ecuador, Peru, Venezuela, and the Guianas.

<span class="mw-page-title-main">Buff-bellied hermit</span> Species of hummingbird

The buff-bellied hermit is a species of bird in the family Trochilidae, the hummingbirds. It is found in Bolivia and Brazil.

<span class="mw-page-title-main">Tapajós hermit</span> Species of hummingbird

The Tapajós hermit is a species of hummingbird in the family Trochilidae. It is endemic to Brazil.

<span class="mw-page-title-main">Stripe-throated hermit</span> Species of bird

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References

Notes

  1. BirdLife International (2016). "Phaethornis guy". IUCN Red List of Threatened Species . 2016: e.T22686934A93131998. doi: 10.2305/IUCN.UK.2016-3.RLTS.T22686934A93131998.en . Retrieved 11 November 2021.
  2. "Appendices | CITES". cites.org. Retrieved 2022-01-14.
  3. E.g. Iriartea deltoidea or Wettinia praemorsa : Salaman et al. (2002)
  4. 1 2 Salaman et al. (2002)
  5. Recorded at Besleria triflora , Columnea anisophylla , C. lepidocaula , C. magnifica , C. microcalyx , Glossoloma tetragonum and Solenophora calycosa : Temeles et al. (2002)
  6. 1 2 3 4 https://sta.uwi.edu/fst/lifesciences/sites/default/files/lifesciences/documents/ogatt/Phaethornis_guy%20-%20Green%20Hermit.pdf [ bare URL PDF ]
  7. Recorded at Aphelandra tridentata , Poikilacanthus macranthus and Stenostephanus blepharorachis (Acanthaceae), and Renealmia thrysoides (Zingiberaceae): Temeles et al. (2002)
  8. Recorded at Guzmania nicaraguensis : Temeles et al. (2002)
  9. Recorded at Burmeistera cyclostigmata and Centropogon solanifolius : Temeles et al. (2002)
  10. Recorded at Psammisia ramiflora : Temeles et al. (2002)
  11. Recorded at Psychotria elata and Ravnia triflora : Temeles et al. (2002)
  12. Temeles et al. (2002)

Sources