Heart block: Failure of the heart's normal rhythm controls leading to arrhythmia. Heart block: Impairment of conduction in heart excitation. It is often applied specifically to atrioventricular heart block. Heart block: recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat.
For pet rabbits and show rabbits, pine is completely safe for rabbit litter, especially kiln-dried pine. Kiln-dried pine is also the cheapest rabbit litter on the market. And since it does a comparable job to all the other litters, pine shavings as rabbit litter and rabbit bedding gets our top vote. See Rabbit Bedding for comparisons with several other rabbit bedding materials, and more recommendations.
Eastern cottontails, the most common rabbit species in the United States, build shallow nests of grass and fur in grassy areas near bushes or trees and often right out in the open. People may be surprised that a rabbit would build a nest for her babies in the middle of a yard, but itâs actually pretty genius. Most predators wonât venture into an open space, so itâs pretty safe. The trouble is, even people with a keen eye donât always see a nest until they are on top of it.