Agriculture & Biology
Anas platyrhynchos
100%
waterfowl
64%
nests
62%
Charadrius melodus
56%
ducks
39%
Fulica americana
39%
prairies
33%
breeding
31%
birds
27%
ducklings
26%
habitats
24%
clutch size
24%
wetlands
23%
eggs
21%
Aythya affinis
21%
fledglings
21%
demographic statistics
20%
survival rate
19%
Great Lakes region
16%
grasslands
16%
Anas discors
16%
Great Lakes
15%
Ursus maritimus
15%
reproductive success
14%
chicks
14%
highlands
13%
population dynamics
13%
Manitoba
13%
fecundity
12%
philopatry
12%
breeding season
12%
population growth
11%
monitoring
11%
Charadriidae
10%
population size
10%
predators
10%
aerial surveys
10%
Falco sparverius
10%
dates (fruit)
9%
vegetation
9%
nutrient reserves
9%
cameras
9%
roadsides
9%
wildlife
8%
Cambodia
8%
temporal variation
8%
habitat preferences
8%
mink
8%
Earth & Environmental Sciences
nest
80%
waterfowl
56%
breeding
49%
egg
38%
bird
37%
piping
34%
prairie
32%
harvest
29%
clutch size
28%
fledging
26%
habitat
23%
reproductive success
23%
wetland
19%
habitat use
18%
breeding season
18%
rate
18%
incubation
17%
lake
16%
grassland
15%
wader
15%
fecundity
14%
breeding site
13%
detection
13%
predator
13%
density dependence
12%
effect
12%
habitat selection
11%
population dynamics
11%
philopatry
11%
population growth
11%
brood rearing
10%
hatching
10%
egg size
9%
insectivore
9%
sandbar
9%
sampling
9%
productivity
8%
vegetation
7%
North America
7%
removal
7%
population size
7%
rare species
7%
food
7%
migratory bird
7%
brood size
7%
ecology
7%
viability
7%
emigration
7%
laying date
7%