This explains why it's impossible to make pacemakers with replaceable batteries. 1  Sinus bradycardia is a common reason for needing a pacemaker. Read about sinus bradycardia. 2  Read about sick sinus syndrome. 3  Read about heart block.
What Do Ferrets Eat in the Wild? Dark-footed ferrets depend on prairie dogs for everything from food to shelter to safety. These wild members of the weasel family eat prairie dogs practically exclusively and also live in abandoned prairie dog dens. They rely on these large holes for protection from eagles and other predators.
The best way to feed ferrets is to always leave dry, pelleted food with them. Moist food sours after a few hours, especially in warm weather. This is one of the advantages of a dry diet. Convenience and keeping quality are other advantages, plus the beneficial effect crunchy food has on the ferret's teeth.t is a false economy to buy these products for ferrets. Finicky ferrets. Ferrets, like some cats, become hooked on a particular flavor or brand of food and are very hard to change, even if the diet they prefer is nutritionally inadequate.