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WETLAND ECOLOGY WATERFOWL
IES 316
27
Environmental Studies
Undergraduate 3
03/06/2010

Additional Environmental Studies Flashcards

 


 

Cards

Term

American Black Duck  

 

Looks like female Mallard but this has overall dark color, bright yellow beak with black tip, black eye stripe, blue/iridescent speculum with no border, often associates with Mallard

Definition
Term
American Coot

Black body, pointy white beak, chunky, white undertail, white forhead patch, rail, smaller than most ducks



Call: sounds like an old man rubbing his finger on a window. Crazy old man!
Definition
Term
American Wigeon

Beak is bluish grey with black tip, white crown and dark green patch behind eye (iridescent), rusty colored body, black undertail coverts, white spot just in front of coverts
Definition
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Blue-winged Teal
Definition
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Bufflehead

Bottom half white, black top, black/iridescent head, big white circle extending behind eye with no black border
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Canvasback

a little larger than Mallard, black tail coverts and butt, white body, black breast, dark red/copper neck and head, black beak that gently slopes (doesn't have an angle)
Definition
Term
Common Goldeneye
Definition
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Common Merganser

F: red beak, rufious head, crest, sharp line where rest of body turns white/grey



M: red beak, black head, black top of back, whiter underside
Definition
Term
Double-Crested Cormorant

Long neck, >crow, all black, yellow goular pouch (like pelican), beak is slim and long with hook on end, green eyes



Dive for fish - heavy and sit low in the water (can really only see head), don't have water-proofing on feathers (get waterlogged, have to dry out), fly in "V" formation (like geese)
Definition
Term
Gadwall

Tail points up, very black butt, may see white spot just above black butt
Definition
Term
Great Blue Heron

Most common & largest Heron (~Sandhill Crane), S-shaped neck, blue in color, massive beak with yellow color, white neck with black streaks, ornate feathers on head in breeding season, thick black stripe behind eye, hairy feathers on chest and back, nest in colonies



Call: a deep, horse croak: a frog getting stepped on
Definition
Term
Great Egret

Same size as Blue Heron, all white, bright yellow bill, slender & long neck, black legs & feet, flies with neck pulled back in an "S"
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Green Heron

Like least bittern, top & back are black, side of neck is purple, small and stocky, yellow legs, long bill, neck shorter than most herons
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Green-winged Teal
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Hooded Merganser

M: white patch extending from the eyes that is bordered by black line, crest, tail pointed up, very slender beak with serrations, chesnut flank
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Lesser Scaup

Similar to Greater Scaup - grey back, black head, black chest, black butt, grey flanks, bluish grey beak with tiney black tip; BUT has crested head, black/purple iridescent head
Definition
Term
Mallard

M: bright green head with white stripe underneath, tail curls up, dark top, grey lower, black butt with white feathers in the middle, blue speculum with white border
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Northern Pintail
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Northern Shoveler
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Pied-billed Grebe

Diving duck, almost never on land, smaller than mallard, light grey short conical bill with black ring on it, white undertail coverts, chunky bird with short beak and big head



Call: like a howler monkey, ascending howls, cow cow cow
Definition
Term
Redhead

Very similar to Canvasback, black butt, grey body, black breast, red neck and head BUT: grey beak with black tip and more angle from head to beak (normal duck beak), body is darker grey
Definition
Term
Red-breasted Merganser

M: medium size, red beak, black head, white ring around neck, shaggy/hairy (oldman) crest, breast rufious color, grey flanks, black top on back with white inbetween that and the grey
Definition
Term
Ring-necked Duck

Dark overall, black back and grey flanks, white line above mid-dorsal region, tri-colored beak (base is dark grey, white ring, black tip), feather crest on head
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Ruddy Duck
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Sandhill Crane

~Great Blue Heron but with more erect posture, feed on seeds & grass, plain grey/rusty brownred eyebrow shield, tail feathers ruffle up like circle, flies with straight neck & legs extending past tail color (depending on time of year)

Call: pterodactyl sound (rolling trumpet with rattling)
Definition
Term
Whooping Crane

Tallest bird in NA, long neck/legs, white body, black wingtips, red forhead/cheek, rump tuft of feathers
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Wood Duck
Definition
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