This term describes the percentage of sunlight reflected by a surface; snow has a very high value, reflecting up to 90% of solar energy
What is Albedo?
This is the general state of "suspended animation" plants enter during winter to stop growth and conserve their starch "bank account."
What is Dormancy?
This behavior involves an animal storing food in a single, massive pile (like a beaver’s food cache) rather than spreading it out
What is Larder Hoarding?
This "Mover" strategy involves animals moving down a mountain to lower valleys in winter and back up in summer.
What is altitudinal migration?
In the "Mover vs. Stayer" debate of human history, the invention of this technology allowed humans to stay in one place by keeping food safe for months.
What is pottery/food storage?
While air is a great insulator, this type of heat transfer occurs when wind physically replaces the warm air trapped in your clothing with cold air
What is convection?
In the spring, this force—created by a high concentration of sugar in the roots—helps push water back up the trunk to re-hydrate the tree after winter.
What is root pressure / positive pressure?
This is the specific type of fat, loaded with mitochondria, that small mammals burn rapidly to generate heat without having to shiver.
What is BAT (brown adipose tissue)
Reptiles' body temperatures drops to match the environment, this is the scientific term for "cold-bloodedness"
What is ectotherm?
This primitive tool, consisting of a wooden spindle and a hearth board, relies on the physics of friction to reach the "Auto-ignition" temperature of wood
What is a bow drill?