Seabird Diversity Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Homeothermic

A

Birds way to keep a constant body temperature

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2
Q

5 groups of Seabirds

A
  1. Penguins
  2. Gulls and relatives
  3. Tubenoses
  4. Pelicans and friends
  5. Shorebirds
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3
Q

Penguin characteristics

A
  • Flightless; high bone density to reduce buoyancy
  • Pursuit diving
  • Preen or oil glands to waterproof feathers
  • Blubber
  • Paddle like feet
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4
Q

Largest penguin species

A

Emperor Penguin

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5
Q

Smallest penguin species

A

Blue

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6
Q

Gulls and relatives (species)

A
  • Seagulls
  • Auks
  • Jaegers
  • Skuas
  • Terns
  • Puffins
  • Common murre
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7
Q

Characteristics of ‘Gulls and Relatives’

A
  • Diverse feeding strategies; Seagulls dip and jaegers aerial pursuit
  • Puffins plunge dive
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8
Q

Feeding method of Puffins

A

Surface divers

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9
Q

Tubenoses

A
  • Albatrosses, shearwaters, and petrels

- Surface predators

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10
Q

Pelicans and Friends

A
  • Pelicans
  • Cormorants
  • Gannets
  • Boobies
  • Frigate birds
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11
Q

Characteristics of the ‘Pelicans and Friends’

A
  • Prominent web between toes

- Feathers are not waterproof

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12
Q

Albatross

A

Belongs to the group ‘Tubenoses’

  • Characterized by high partner fidelity
  • North Pacific and Southern oceans
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13
Q

Where do Pelicans live?

A

Southern USA, Central and South America

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14
Q

Double Crested Cormorant

A

Belongs to the group ‘Pelicans and Friends’

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15
Q

Frigate bird

A

Belong to the group ‘Pelicans and Friends’

  • Also called ‘Man-o-war’ or pirate of the sea
  • Males grow a red balloon to intimidate other males
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16
Q

Shorebird group

A
  • Plovers
  • Sandpipers
  • Asian dowitcher
  • Snipe
17
Q

Characteristics of Shorebirds

A
  • Species have specialized bills for different feeding; diet varies slightly allowing diverse groups in one area
  • Feed on low tide areas
18
Q

Two feeding strategies of Shorebirds

A
  1. Sandpiper way
    - Small eyes high in head, long bill and legs
    - Slow movements, probe below the surface
    - Pressure sensitive pits on bills in some species
  2. Plover way
    - Large eyes, short bills
    - Run and stop for visual detection
    - Pick food off surface in ambush