Yahoo: Glass frogs become invisible by holding their breath and hiding their blood
Glass frogs become invisible by holding their breath and hiding their blood
Ideal blood pressure is categorized as normal. Increased blood pressure may be categorized as elevated, stage 1 or stage 2 depending on the specific numbers. A diagnosis of high blood pressure is usually based on the average of two or more readings taken on separate visits.
A higher than normal concentration often is a result of not drinking enough fluids. Protein. Low levels of protein in urine are typical. Small increases in protein in urine usually aren't a cause for concern, but larger amounts might indicate a kidney problem. Sugar. The amount of sugar (glucose) in urine is typically too low to be detected.
It’s tough being a frog. You have to account for opposing lanes of traffic across a busy highway and, if you get through that, you have to hop across logs and the backs of turtles, avoiding alligators ...
Yahoo: 14 Tips To Encourage Frogs To Use The New Habitat In Your Yard
A backyard frog habitat won't attract much without the right conditions, and a few adjustments can make the difference between empty space and activity.
14 Tips To Encourage Frogs To Use The New Habitat In Your Yard
Science News: Sleeping glass frogs hide by storing most of their blood in their liver
As tiny glass frogs fall asleep for the day, they take almost 90 percent of their red blood cells out of circulation. The colorful cells cram into hideaway pockets inside the frog liver, which ...