Wednesday, February 15, 2012

Tuesday Lab Powerpoint - Hawks, Eagles, and Falcons

OVERALL DESCRIPTIONS:

Hawks
  • Strong vision due to photoreceptors in the retina
  • Hunt prey with unexpected dashes
  • Smoother beak than falcons
  • Talons on feet used to snatch and kill prey
  • Shorter wings than falcons but a larger body size
Falcons
  • Powerful beaks used to hunt
    • Bend allows them to break preys neck
    • Grab prey by beak not feet
  • Easily alters direction due to thin wings
  • Smaller body size and longer wings than hawk
Eagles
  • Large with heavy head and beak
  • Large, hooked beak used for tearing flesh off prey
  • Build nests called eyries
  • Common for the first hatched chick to kill its siblings
BIRDS TO KNOW:

Osprey


http://www.allaboutbirds.org/guide/Osprey/id/ac

http://www.allaboutbirds.org/guide/Osprey/id/ac
















  • White breat and underside
  • Bright yellow eyes with brown streak across
  • Nests in trees near water or on channel markers

Bald Eagle

http://www.allaboutbirds.org/guide/bald_eagle/id/ac
 




















http://www.allaboutbirds.org/guide/bald_eagle/id/ac
















  • Brown body with white head and tail
  • Large, yellow hooked beak and yellow legs
  • Lives near coasts, rivers, or lakes

Sharp-shinned Hawk


  • Small head and body
  • All tail feathers are the same length
  • Brown body with streaked chest
  • Glowing yellow eye
  • Live in deep forests

Cooper's Hawk




































http://www.birds.cornell.edu/pfw/AboutBirdsandFeeding/accipiterIDtable.htm 
  • VERY similar to the Sharp-shinned Hawk so study these hard!!
  • Tail is rounded with white tip
  • Thicker, shorter legs than Sharp-shinned Hawk
  • Lives in wooded areas

Juvenile Cooper's Hawk (first picture) vs. Sharp-shinned Hawk (second picture)








































//www.birds.cornell.edu/pfw/AboutBirdsandFeeding/accipiterIDtable.htm
  • Heavy reddish streaks on Sharp-shinned Hawk and thinner on Cooper's Hawk

 Red-Shouldered Hawk













http://www.allaboutbirds.org/guide/Red-shouldered_Hawk/id/ac
  • Medium to large size
  • Wings and tail striped black and white
  • Underparts heavily barred reddish
  • Can see red shoulder when in flight
  • Lives in woodlands and near water

Red-Tailed Hawk



























http://www.allaboutbirds.org/guide/Red-tailed_Hawk/id/ac
  • Large hawk with broad wings and a short wide tail
  • Rich brown on back and pale brown/barred on underside
  • Cinnamon red tail
  • Usually found in open country

Broad-Winged Hawk




































http://www.allaboutbirds.org/guide/Broad-winged_Hawk/id/ac
  • Dark tail with thick white band in middle and thin white band near base
  • Pale wings with dark trailing edge
  • Dark face and barred underside
  • Forest-dwelling

American Kestrel




































http://www.allaboutbirds.org/guide/American_Kestrel/id/id.aspx?spp=American_Kestrel&ac=ac
  • Slate-blue head and wings (except for female)
  • Rusty red back and tail with white underneath
  • Narrow wings
  • Square tail with black band near tip
  • Vertical black slashes on sides of white face
  • Wide habitat range from deserts to grasslands to apline meadows

Merlin






























 http://www.allaboutbirds.org/guide/Merlin/id/ac
  • Small falcon
  • Back gray or brown and unmarked
  • Barred underside
  • Long pointed wings
  • Banded tail
  • Lives in open country or woodlands, often near water

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