it protects it from harmful weather and keeps the ungrown tadpols together.
Just like in chickens the little yolk sac in the egg of a frog provides a nutrient source for the embryo prior to hatching into a tadpole.
Heck no!
Vocal Sac
Frogs don't sing in the traditional since but do have a sac that allows for a sounds like singing.
You are possibily reffering to the inflation and deflation of a frogs "VOCAL SAC."
the egg sac keeps the egg safe and pervides and it food for the egg
The Egg is the first stage in a frogs life cycle.
Ovarian follicle
Poison Dart frogs like to mate in the Spring!
Charlotte laid eggs and made an egg sac to ensure that her legacy and friendship with Wilbur would continue after she died. The egg sac contained her offspring, which would eventually hatch and continue the cycle of life on the farm.
The scientific name for an egg sac is "ootheca." It is a protective casing that contains eggs, commonly found in insects and some invertebrates.
which have a better chance to be fertilized the egg cells of fish or the eggcells of frogs