BIOLOGICAL DESCRIPTION OF THE SPECKBELLY GOOSE
TAXONOMY
CLASS: BIRDS
ORDER: ANSERIFORMES
FAMILY: ANATIDAE
GENRE: Anser
SPECIES: albifrons
DESCRIPTION
IT MEASURES FROM 69 TO 76 CM. IT IS A DARK BROWN GOOSE WITH A WHITE BELLY. DISPLAYS A WHITE PATCH IN THE FRONT PART OF THE HEAD THEY HAVE ORANGE LEGS AND A PINK PEAK. THEY SHOW BLACK TONES IN BETWEEN THE FEATHERS.
REPRODUCTION
THEY MAKE THEIR NESTS FROM GRASS COVERED WITH FEATHERS USING THE DEPRESSIONS OF THE LAND. THEY LAY FROM 5 TO 6 CREME COLOR EGGS. THE INCUBATION TIME IS FROM 23 TO 25 DAYS.
DEVELOPMENT
THESE GEESE ARE FEATHERED AT THEIR 45 DAYS OLD.
FEEDING
THEY FEED PRINCIPALLY FROM GRASS AND SEEDS AND RARELY FROM AQUATIC INVERTEBRATES.
HABITAT AND DISTRIBUTION
THEY LIVE IN MOIST SOILS OF THE TUNDRA IN ALASKA, GREENLAND, AND NORTHEAST CANADA. IN THE WINTER THEY CAN BE OBSERVED FROM BRITISH COLUMBIA TO CALIFORNIA, NEW MEXICO AND TEXAS. GREAT POPULATIONS OF THESE GEESE ARRIVE AT THE STUDY REGION.
MIGRATION
AS OTHER GEESE THAT ARRIVE AT NORTH MEXICO DURING THE WINTER SEASON, THESE GEESE ARRIVE IN THE MONTH OF NOVEMBER AND RETURN IN THE MONTH OF MARCH (BELLROSE, 1976) (GOUGH, 1998).
SPECIES DATA
Common Name: Speckbelly goose
Scientific Name: Anser albifrons
Type of Gain: Cinegetic
Type of Marking: Cinegetic License
|
EVENTO
|
J
|
F
|
M
|
A
|
M
|
J
|
J
|
A
|
S
|
O
|
N
|
D
|
|
REPRODUCTION
|
X
|
X
|
|
|
|
|
|
|
|
|
X
|
X
|
|
NESTING
|
|
|
X
|
X
|
X
|
|
|
|
|
|
|
|
|
SPRING MIGRATION
|
|
X
|
X
|
|
|
|
|
|
|
|
|
|
|
WINTER MIGRATION
|
|
|
|
|
|
|
|
|
X
|
X
|
X
|
X
|
