Yes. All mammals have internal fertilization.
Guppies are fertilised internally they are livebearers.
Amphibians fertilize their eggs externally.
Most fish eggs develop outside of the body. There are however around 3% of all fish which fertilize internally.
The Blue spotted stingray can bear 7 young. It is ovoviviparous, meaning that it produces eggs that hatch internally.
Most fish do not get pregnant in the sense of that of mammals, like humans. They produce eggs externally and then the males fertilize the eggs. Some types, such as sharks, do get fertilized internally.
Elephants have reproductive systems just like any other mammal.
If no roaster one hen will start to fertilize the eggs.
yes the eggs are fertilized internally
fertilize egg
Yes. As with all birds a male is needed to fertilize the eggs.
Internally
Crustaceans use external fertilization rather than internal fertilization like most animals. The eggs are fertilized and then typically carried on the females body.