Are Grizzly Bears Warm Or Cold Blooded?

Are Grizzly Bears Warm Or Cold Blooded? Like other reptiles, they are ectothermic, or “cold-blooded”, meaning that their internal temperature matches that of their surroundings. They also have a scaly skin, enabling them, as opposed to most amphibians, to live outside of water. Also like many reptile species, turtles lay eggs (they are oviparous). Is

At What Temperature Do You Need Antifreeze?

At What Temperature Do You Need Antifreeze? At -36 degrees Fahrenheit (that’s -38 degrees Celsius), antifreeze and coolant will start to solidify, making it very difficult for your engine to turn over. Can you drive your car without coolant in the winter? The answer: nothing good. Coolant circulates through your car and extracts heat from

Why Does Hot Water Feel Cold At First?

Why Does Hot Water Feel Cold At First? But when the steaming water first hits your skin, you’re jolted by a sharp, icy-cold sensation, accompanied by searing pain. … A decrease in temperature activates cold receptors, and an increase activates warm receptors. Thermoreceptors can also respond to specific chemicals. Why do you first feel cold