Costa Rica Species
Buteo magnirostris
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.ApprovedCurrent stage of this record in the editorial review workflow. Recent Sighting

Buteo magnirostris

Roadside Hawk

Gmelin, 1788

Detailed Texts Multi-lang
Small, robust raptor, very common in open areas and forest edges in the Americas.

Added by

Anonymous Curator

Reviewed by

Julia Trouin

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).Accipitriformes
FamilyRank below Order. Groups closely related genera (e.g., Felidae = cats, Canidae = dogs).Accipitridae
GenusRank just above Species. The first word in the two-part binomial scientific name.Buteo
Taxonomic AuthorityThe scientist who first formally described and published this species, followed by the year of publication.Gmelin, 1788
Record Completeness
96%
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.

Carnivore

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

Inhabits forest edges, plantations, agricultural zones, and suburban areas.

BehaviourDaily activity patterns, movement, territory use, foraging style, and seasonal behavioral changes. Multi-lang

Generally observed perched on poles or trees waiting for prey.

Social ActivitySocial structure: whether the species is solitary, paired, or colonial; hierarchy and communication. Multi-lang

Solitary or in pairs during the breeding season.

Feeding GuildWhat the species eats, how it forages or hunts, and its role as a consumer in the food web. Multi-lang

Opportunistic hunter; feeds on insects, lizards, and small rodents.

Trophic Chain DetailsSpecific interactions in local food webs: prey species, predators, competitors, and scavengers. Multi-lang

Controls populations of small vertebrates and large insects.

Reproductive BehaviourMating strategies, courtship displays, nesting or spawning behavior, and parental care. Multi-lang

They build stick nests in tall trees.

Physical Measures

Length (cm)

31.0 - 41.0 cm

Weight (Grams)

250 g - 310 g

Offspring per cycleTypical number of young (live births, eggs, or seeds) produced by one adult in a single reproductive event or breeding season.1 - 3
Sexual DimorphismObservable physical differences between males and females of the same species (e.g., size, coloration, features).Yes

Lifespan

Sexual MaturityAge at which the individual becomes capable of reproducing for the first time.

1 - 2 Years

Gestation / IncubationDuration from fertilization to birth (mammals) or to hatching (egg-laying species).

30 - 35

Lifespan EstimatedExpected duration of life from birth to natural death under wild conditions.
Males5 - 10 Years
Females5 - 10 Years

Sexual DimorphismPhysical differences in size, coloration, or morphology between males and females of this species.

Males Multi-lang

Slight size dimorphism, with the female generally larger.

Females Multi-lang

Larger and more robust body.

Evolutionary AdaptationsInherited traits and behaviors that improve the species' survival and reproduction in its specific environment. Multi-lang

Agile flight and adaptability to human-disturbed environments.

Main ThreatsDocumented pressures reducing the population: habitat loss, hunting, disease, climate change, and invasive species. Multi-lang

Habitat loss and roadkill incidents.

Interesting FactsSurprising or notable facts that highlight what makes this species unique or ecologically important. Multi-lang

It is one of the most visible and common raptors in its range.