By measuring its heart rate
By asking it
By cracking its shell open
By guessing
Paper and pencil
Calculators
Guessing
Supercomputers
Envelope
Map
Climate
Range
Future range
Climate Envelope
Limiting factor
Mechanistic measurements
Textbooks
Maps
Drawings
Sculptures
To protect and conserve the species
To deliver water to the species
To capture the species
To avoid the species
All of the above
Food availability
Habitat availability
Because temperatures change over time
Because animals get sick of staying at the same temperature
It is not important
Because tolerable temperatures differs depending on length of exposure