Agriculture & Biology
air temperature
9%
ambient temperature
19%
animals
11%
birds
54%
body temperature
18%
burrows
16%
Chiroptera
63%
Coturnix japonica
9%
deserts
74%
diet
18%
energy
17%
energy expenditure
8%
ethanol
13%
excretion
9%
fasting
10%
flight
32%
food intake
13%
foraging
26%
fruits
19%
Gerbillus
8%
Gerbillus allenbyi
25%
gerbils
19%
habitat preferences
9%
heat
10%
hypothermia
8%
Israel
14%
Lanius
13%
lipids
19%
nectar feeding
9%
Nectarinia
15%
nestlings
9%
oxalates
10%
Palestine
19%
Passer domesticus
19%
pigeons
26%
prediction
8%
Psammomys obesus
11%
Pycnonotus
9%
rodents
22%
Rousettus
24%
sand
14%
Siphonaptera
21%
stopover sites
16%
sugars
11%
summer
9%
Sylvia atricapilla
18%
temperature
16%
urine
11%
water
33%
winter
9%
Medicine & Life Sciences
Air
14%
Ammonia
7%
Animals
10%
Birds
100%
Body Temperature
16%
Body Temperature Regulation
7%
Calcium Oxalate
9%
Carbohydrates
8%
Chiroptera
71%
Columbidae
52%
Costs and Cost Analysis
9%
Coturnix
12%
Diet
22%
Digestion
8%
Eating
14%
Ecosystem
11%
Energy Metabolism
10%
Equidae
6%
Ethanol
16%
Fasting
10%
Fats
15%
Fatty Acids
10%
Finches
8%
Food
27%
Fruit
28%
Gases
7%
Gerbillinae
35%
Grasshoppers
12%
Hot Temperature
13%
Hypothermia
8%
Insecta
7%
Israel
8%
Lipids
13%
Nitrogen
10%
Nutrients
12%
Oxalates
11%
Oxygen
8%
Plant Nectar
18%
Rodentia
16%
Siphonaptera
22%
Songbirds
9%
Sparrows
9%
Steam
6%
Sucrose
12%
Sugars
14%
Sympatry
6%
Temperature
48%
Torpor
11%
Urine
7%
Water
45%
Earth & Environmental Sciences
animal
11%
bat
40%
bird
44%
body condition
12%
body mass
23%
body temperature
15%
burrow
13%
carbohydrate
5%
cost
6%
desert
44%
diet
20%
energy
14%
energy intake
9%
ethanol
7%
excretion
7%
expenditure
6%
fasting
7%
fat
17%
fatty acid
10%
feather
6%
fitness
6%
flea
24%
flight
20%
food
16%
food intake
9%
foraging behavior
7%
fruit
19%
glucose
8%
habitat selection
10%
immune response
8%
immunocompetence
12%
lipid
13%
loss
14%
nectar
7%
nestling
12%
oxalate
10%
passerine
19%
rate
16%
regulation
6%
rodent
25%
sand
12%
stopover
24%
sucrose
9%
sugar
13%
temperature
10%
tissue
7%
turnover
6%
urine
10%
water
17%
water vapor
6%