adaptations modify heat absorption from environment or heat loss to the environment

What is the gland that secretes hormones directly into the bloodstream

the adjustment of metabolic heat production to maintain body temperature

What is the digestive pouch with one opening where food is ingested and wastes are eliminated

What is the type of animal that primarily uses heat from the outside environment to warm internal body temp

What is the process of vessels dilating; increasing blood flow to increase heat loss

What is the amount of energy that an endotherm animal uses to sustain basic functions

What is type of digestion where each cell engulfs food particles in food vacoules

What is the transfer heat between fluids flowing in oppposite directions; reduce heat loss

What is the type of feedback that amplifies a stimulus