How do birds fly so long without getting tired?

Answered by Doug Halford, Wildlife Biologist, INL ESER Program Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting by humans, and is driven primarily by availability of food. It…

Do badgers hibernate in the winter?

Question answered by Bryan Bybee, Biologist, INL ESER Program The simple answer is that badgers do not hibernate. Hibernation is a seasonal behavior pattern characterized by long periods of reduced body temperature, inactivity, lowered heart and breathing rates, and suppressed metabolism. Body temperatures may be reduced to nearly that of the surroundings. By this definition,…

When you first jump into a swimming pool on a really warm day, the water feels rather chilly at first, but then you get used to the cold temperature. Why?

Answered by Tamara Cox, RN, Eastern Idaho Public Health Human skin contains different kinds of sensory receptors (cells) that can identify several distinct types of sensations, such as tapping, vibration, pressure, pain, heat, and cold. Each receptor is triggered by a specific stimulus. Thermoreceptors detect temperature changes and send electrical pulses through sensory nerves to…