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Lesser Scaup

Aythya affinis

The Lesser Scaup is a small duck with a round head and a beautiful blue bill. They love to swim in lakes and ponds, diving underwater to find tasty plants and small fish.

Hábitat: Wetlands

Aspecto

The Lesser Scaup is a medium-sized diving duck. Males have a dark, purplish-glossed head, a grey back, and bright white sides. Females are duller brown with a distinct white patch at the base of their bill and a dark crown, making them visually different from similar ducks.

ReinoAnimaliaFiloChordataClaseAvesOrdenAnseriformesFamiliaAnatidaeGéneroAythya
Lesser Scaup
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Lesser Scaup

Categoría

Aves

Rareza

Common

Peligro

1/5 · Muy bajo

Snaps

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Datos interesantes

Male Lesser Scaups perform a special head-toss display to attract a mate!

Some Lesser Scaups travel over 5,000 kilometers each year during their amazing migrations.

They are nicknamed "bluebills" because their unique bill often has a bluish-grey color!

They use their strong, flat bills like shovels to pry mussels and snails from the lakebed.

Habilidades especiales

Habilidad

Deep Dive Dynamo

Lesser Scaup can dive up to 20 feet because of their dense bones and powerful webbed feet that help them reach underwater food.

Habilidad

Sonar Vision

Lesser Scaup has excellent underwater eyesight that helps them spot tiny mussels and aquatic insects in murky waters.

Habilidad

Mega-Flock Formation

Lesser Scaup can gather in huge groups, called rafts, that helps them stay safe from predators and find food together.

Medidas y detalles

Longitud
38-48 cm
Envergadura
68-76 cm
Peso
0.7-1.2 kg
Esperanza de vida
5-18 años
Top Speed
70 km/h
Tamaño de la puesta
6-15
Incubación
21-27 días
Distancia de migración
5000 km

Dieta y alimentación

They dive deep to feast on tasty shellfish and aquatic bugs from the bottom of lakes and ponds.

Diferencias por edad: Ducklings primarily eat aquatic insects, while adults consume more mollusks and some plant matter.

Alimentos principales

  • Freshwater Mussels
  • Snails
  • Aquatic Insect Larvae
  • Small Crustaceans
  • Aquatic Plant Seeds

Método de búsqueda

  • Pursuit

Conexiones ecológicas

eats

Zebra Mussel

Dreissena polymorpha

A major invasive food source

eats

Freshwater Mussel

Lampsilis siliquoidea

Key part of their natural diet

eaten by

Bald Eagle

Haliaeetus leucocephalus

Often preys on adult ducks

eaten by

American Mink

Mustela vison

Raids nests and eats ducklings

eats

Giant Water Beetle

Hydrophilus triangularis

Eats larvae of this species

Rasgos

También conocido como

Todavía no hay alias listados.

Colecciones

Seguridad

Peligro

1/5 · Muy bajo

Always watch ducks from a distance and don't feed them bread.

Preguntas frecuentes

¿Cuál es el longitud de Lesser Scaup?

38-48 cm

¿Cuál es el envergadura de Lesser Scaup?

68-76 cm

¿Cuál es el peso de Lesser Scaup?

0.7-1.2 kg

¿Cuál es el esperanza de vida de Lesser Scaup?

5-18 años

¿Cuál es el top Speed de Lesser Scaup?

70 km/h

¿Qué come Lesser Scaup?

They dive deep to feast on tasty shellfish and aquatic bugs from the bottom of lakes and ponds.

¿Dónde se encuentra normalmente Lesser Scaup?

Wetlands

¿Cómo caza Lesser Scaup?

Pursuit

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