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...energy storage and reproductive habits as well as thermoregulation. In many cases, such changes involve ‘ordinary’ physiological mechanisms being pushed to extremes. The study of such physiological adaptations can help us to understand how humans and domestic animals could cope with similar conditions that arise under artificial or pathological conditions. For...

...energy expenditure will make the minimum demand on the meagre pasture around her, and she has a fertile dormant egg within her womb ready to start its development just as soon as conditions improve...Introducing mammals: 5 Milk production (lactation) - One of the defining features of mammals is milk production. It is a remarkable and unique mammalian process technically...

...energy gain and routes of heat loss for the lizard? Answer The lizard gains heat energy via thermal radiation from the Sun, the atmosphere and the ground. Heat energy is lost via conduction from the body to the ground, by evaporative water loss, convection and thermal radiation to the sky. On a hot sunny day, more heat is gained than lost, and it is important for a desert...