Agriculture & Biology
ambient temperature
12%
body temperature
39%
breeding season
7%
Canada
6%
dimorphism
62%
ecology
42%
embryogenesis
6%
environmental factors
5%
gender
5%
gestation period
10%
heat
32%
ingestion
6%
Nerodia sipedon
100%
Ontario
8%
plateaus
14%
radio telemetry
9%
snakes
57%
temperature
9%
thermoregulation
45%
water
23%
water temperature
7%
Earth & Environmental Sciences
body temperature
53%
captivity
11%
cost
4%
dimorphism
83%
distribution
2%
ecology
44%
effect
1%
embryogenesis
11%
environmental conditions
6%
index
8%
laboratory
4%
plateau
12%
pregnancy
9%
radiotelemetry
11%
rate
2%
snake
67%
temperature
18%
thermoregulation
57%
water
17%