AnimaliaHighest rank in taxonomy. Groups all life into domains: Animalia, Plantae, Fungi, etc.IUCN LCInternational Union for Conservation of Nature — the world authority on species extinction risk, using standardized criteria. — Least Concern — widespread and abundant; not at immediate risk of extinction.In ProgressCurrent stage of this record in the editorial review workflow. Recent Sighting
Vireo flavifrons
Yellow-throated Vireo
Vieillot, 1808
Detailed Texts Multi-lang
A stocky vireo with a bright yellow throat and breast, olive-green upperparts, and distinct white wing bars and eye-rings.
Added by
Anonymous Curator
Reviewed by
Under Review
Last modified by
Julia Trouin
TaxonomyBiological classification ranks placing this species within the tree of life, from Kingdom down to Genus.
PhylumRank below Kingdom. Groups organisms sharing a fundamental body plan (e.g., Chordata = vertebrates and some invertebrates).Chordata
ClassRank below Phylum. Subdivides by structural traits (e.g., Mammalia, Aves, Reptilia, Insecta).Aves
OrderRank below Class. Groups related families sharing common ancestry (e.g., Carnivora, Primates).Passeriformes
FamilyRank below Order. Groups closely related genera (e.g., Felidae = cats, Canidae = dogs).Vireonidae
GenusRank just above Species. The first word in the two-part binomial scientific name.Vireo
Taxonomic AuthorityThe scientist who first formally described and published this species, followed by the year of publication.Vieillot, 1808
Record Completeness
95%Coming soon
Ecology & StatusHow this species lives: habitat preferences, diet, behavior, population status, and role in its ecosystem.
OriginWhether the species is native (evolved here), endemic (found only here), or introduced by human activity.
Native
Population TrendDirection of change in population size over time: increasing, stable, decreasing, or unknown.
Stable
Breeding SeasonTime of year when this species typically reproduces or flowers.
Spring
Trophic RolePosition in the food chain: producer, herbivore, carnivore, omnivore, decomposer, or parasite.
Insectivore
Recent SightingsWhether this species has been observed in the wild in Costa Rica within recent years.
Yes
Habitat SummaryOverview of the specific ecosystems and environments where this species is found in Costa Rica. Multi-lang
Breeds in deciduous forests and woodland edges in eastern North America, migrating to Central and South America.BehaviourDaily activity patterns, movement, territory use, foraging style, and seasonal behavioral changes. Multi-lang
Often solitary, occasionally in mixed-species foraging flocks during migration.Social ActivitySocial structure: whether the species is solitary, paired, or colonial; hierarchy and communication. Multi-lang
Solitary, except during mating.Feeding GuildWhat the species eats, how it forages or hunts, and its role as a consumer in the food web. Multi-lang
Insectivore.Trophic Chain DetailsSpecific interactions in local food webs: prey species, predators, competitors, and scavengers. Multi-lang
Diet primarily consists of insects and spiders; occasionally eats fruits.Reproductive BehaviourMating strategies, courtship displays, nesting or spawning behavior, and parental care. Multi-lang
Constructs a pensile cup nest suspended from a horizontal fork in a tree.Physical Measures
Length (cm)
13.0 - 15.0 cm
Weight (Grams)
15 g - 25 g
Offspring per cycleTypical number of young (live births, eggs, or seeds) produced by one adult in a single reproductive event or breeding season.3 - 5
Sexual DimorphismObservable physical differences between males and females of the same species (e.g., size, coloration, features).No
Lifespan
Sexual MaturityAge at which the individual becomes capable of reproducing for the first time.
12 Months
Gestation / IncubationDuration from fertilization to birth (mammals) or to hatching (egg-laying species).
14 - 16
Lifespan EstimatedExpected duration of life from birth to natural death under wild conditions.
Males5 - 8 Years
Females5 - 8 Years
Evolutionary AdaptationsInherited traits and behaviors that improve the species' survival and reproduction in its specific environment. Multi-lang
Robust bill adapted for gleaning insects from the canopy; complex song pattern used for territorial defense.
Main ThreatsDocumented pressures reducing the population: habitat loss, hunting, disease, climate change, and invasive species. Multi-lang
Threatened by habitat loss, fragmentation, and potential impacts of cowbird parasitism.
Interesting FactsSurprising or notable facts that highlight what makes this species unique or ecologically important. Multi-lang
They are typically seen moving slowly through the middle to high levels of the forest canopy while foraging.