You will lose a pound if you burn 3500 more calories than you take in. This is one of the bottom lines in weight loss but whether or not you are actually burning 3500 calories varies from person to person with the same activity.
A dog can survive without eating for 14 days, procided day wouldn't be in good shape and health.
How long can a polar bear go without eating? A polar bear can go for several months without eating, as it does every year, when the sea is unfrozen, so it cannot hunt for seals. During this time (about one to three month â¦ s, between late summer and early fall), it lives off the fat reserves that it developed during the rest of the year.