Arctic Tern vs Keel-billed Toucan
Sterna paradisaea comparado com Ramphastos sulfuratus
Side-by-Side Comparison
| Atributo | Arctic Tern | Keel-billed Toucan |
|---|---|---|
| Nome científico | Sterna paradisaea | Ramphastos sulfuratus |
| Ordem | Charadriiformes | Piciformes |
| Família | Laridae | Ramphastidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 34,0 cm (13.4 in) | 50,0 cm (19.7 in) |
| Envergadura | 80,0 cm (31.5 in) | 56,0 cm (22.0 in) |
| Peso | 110,0 g (3.88 oz) | 400,0 g (14.11 oz) |
| Dieta | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Primarily fruit, supplemented with insects, lizards, eggs, and nestlings. Uses its long bill to reach … |
| Tamanho da postura | 2-3 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
Arctic Tern only
Keel-billed Toucan only
Arctic Tern
Breeds on coastal and tundra habitats. Spends most of its life at sea over the open ocean. Nests in colonies on beaches and rocky shores.
Keel-billed Toucan
Tropical and subtropical lowland rainforests and forest edges from sea level to about 1,900 meters.
Song & Call Comparison
Arctic Tern
A sharp, grating 'kree-yah' alarm call. Also gives 'kik-kik-kik' near the nest. Highly aggressive vocally during the Arctic breeding season. Calls are harsh and insistent.
Keel-billed Toucan
Produces a repeated frog-like croaking 'prrrek-prrrek' or 'terrio-terrio'. Not melodic; the call resembles a mechanical rattle or frog. Also gives bill-clattering.
Geographic Range & Migration
Arctic Tern
Breeds in the Arctic and sub-Arctic. Migrates to the Antarctic, experiencing two summers per year. Found on every ocean.
Keel-billed Toucan
Southern Mexico through Central America to northern Colombia and northwestern Venezuela.
Estado de conservação
Arctic Tern
Keel-billed Toucan
How to Tell Them Apart
Arctic Tern
Pale grey upperparts, white underparts with a black cap. Blood-red bill and short red legs. Deeply forked tail streamers. Winter adults lose the full black cap.
Slender, pointed, bright red bill
Keel-billed Toucan
Black body with a bright yellow throat and chest. Red undertail coverts. The enormous bill is green with orange sides, a blue patch, and a red tip.
Enormous, lightweight, multicolored bill up to 15 cm long — green, orange, blue, and red
About These Birds
Arctic Tern
The Arctic tern holds the record for the longest known migration of any animal, traveling roughly 70,000 km annually from Arctic to Antarctic and back. Over its 30-year lifespan, it may fly the equivalent of three round trips to the Moon. This remarkable bird experiences more daylight than any other creature on Earth.
Keel-billed Toucan
O tucano-de-bico-quilhado é o tucano nacional de Belize, com bico multicolorido espetacular em verde, vermelho e amarelo, habitando florestas tropicais da América Central.