Feeding strategy? Plunge diving - Mt. SAC · PDF file (pelicans) Plunge diving Surface Feeding...

Click here to load reader

  • date post

    24-Sep-2020
  • Category

    Documents

  • view

    0
  • download

    0

Embed Size (px)

Transcript of Feeding strategy? Plunge diving - Mt. SAC · PDF file (pelicans) Plunge diving Surface Feeding...

  • Feeding strategy?

    Plunge diving

  • Feeding Strategies in Sea Birds

  • Brown Pelican

  • Western gull

  • Forster's tern breeding plumage

  • This is a Forster’s tern with winter plumage

  • Double Crested Cormorant

  • Great Blue Heron

  • Great Egret

  • Snowy Egret

  • Reddish Egret

  • What kind of scoter is this? Which one is the male? This duck is considered a diving duck.

    Surf scoter

  • Is this dabbling duck a long-tailed duck or a bufflehead? Is it a male or female?

    Bufflehead

  • Ruddy Duck – Breeding Plumage

  • Is this a pied-billed, horned, or eared grebe?

    Pied-billed grebe

  • Red Breasted Merganser

  • What kind of grebe is this? Eared grebe

  • Western Grebe

  • What is this bird? Is it an herbivore or a carnivore?

    American Coot

  • Long-billed Curlew

  • Willet

  • Belding’s Savanna Sparrow What endangered species is this?

  • What is a distinguishing feature of this osprey? What does it eat?

  • Turkey Vulture

  • Chord Grass

  • Pickleweed – a succulent

  • Salt Grass – note the salt on the leaves

  • Review for Bolsa Chica Trip  What is an estuary

     What are 5 functions of estuaries

     Cord grass, pickleweed, salt grass

     Pursuit diving

     Aerial piracy

     Dabbling versus diving ducks