Gruiformes (cranes, limpkins, rails - PowerPoint PPT Presentation

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Gruiformes (cranes, limpkins, rails

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... nesters Passeriformes (perching birds or passerines, songbirds) 40 families, hundreds of species in NA perching birds, song birds, ... – PowerPoint PPT presentation

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Title: Gruiformes (cranes, limpkins, rails


1
Gruiformes (cranes, limpkins, rails coots)
Whooping Cranes
  • 5 families, 33 species in NA

Limpkin
  • most are aquatic (cranes upland in open
    habitats)
  • diverse diet vertebrate invertebrate

2
Gruiformes (cranes, rails, limpkins coots)
Purple Gallinule
American Coot
  • rails coots lobed and/or long slender toes
  • solitary nesters

3
Passeriformes (perching birds or passerines,
songbirds)
  • gt 40 families, hundreds of species in NA
  • perching birds, song birds, passerines
  • most diverse group of birds
  • characterized by perching foot structure

Western Kingbird
Common Grackle
American Goldfinch
4
Pelecaniformes
(pelicans, anhingas and cormorants)
  • 6 families, 22 species in NA
  • large-bodied aquatic birds
  • feed on fish
  • gregarious, colonial nesters
  • pelicans dive from height
  • use expandable pouch to catch fish

Brown Pelican
5
Pelecaniformes (pelicans,
anhingas and cormorants)
  • cormorants dive from surface swim
  • underwater
  • eat fish regurgitate pellets

Double-crested Cormorant
  • anhingas swim spear fish
  • spread wings to dry

Anhinga
6
Piciformes (woodpeckers toucans)
  • 1 family, 22 species in NA
  • aboreal climbers strong claws, stiff tail
  • zygodactyl feet for climbing
  • strong bill uncover insects, excavate nest
    cavities drum for communication
  • retractile tongue
  • wooded habitats

Acorn Woodpecker
7
Podicipediformes (grebes)
  • 1 family, 7 species in NA
  • small to medium-sized aquatic birds
  • lobed-toes, strong swimmers, cannot take-off
    from land

Western Grebe
8
Podicipediformes (grebes)
  • shallow divers aquatic inverts fish (sharp
    bills)
  • denser bones sleek bodies for diving
  • nest on floating platform
  • carry young on back

Eared Grebe
9
Procellariiformes (albatrosses, fulmars,
shearwaters petrels)
  • 3 families, 52 species in NA
  • sea birds mostly black, white gray
  • known as tube noses salt excretion, scent
    and/or sense air pressure
  • never drink fresh water
  • colonial nesters

Northern Fulmar
10
Procellariiformes (albatrosses, fulmars, etc.)
  • Shearwaters petrels
  • medium-sized sea birds
  • many nest in burrows active at night
  • mate for life
  • Albatrosses
  • large sea birds w/ long narrow wings
  • require strong winds to fly

Greater Shearwater
  • rarely return to land, except to nest

11
Strigiformes (owls)
Barn Owl
  • 2 families, 19 species in NA

Burrowing Owl
  • nocturnal birds of prey
  • divided into 2 groups (barn owls typical owls)

12
Strigiformes (owls)
  • avoid competition with hawks by hunting at night
  • soundless flight, excellent hearing and night
    vision
  • outer toe pivots zygodactyl feet

Great Horned Owl
13
Trogoniformes (trogons quetzals)
  • 1 family, 2 species in NA
  • colorful tropical birds rare in NA
  • usually solitary

Elegant Trogon
  • squared-off tail strong bill
  • diet berries insects
  • unique feet 2 toes back 2 forward, but inner
    toe rotated
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