There are a great number of characteristics that animals posses that can help them reproduce. The ability to fertilize internally is one of them.
No other animals don't help reproduce .
No animals impregnate themselves. Even hermaphrodites such as earthworms, which possess both male and female reproductive systems - have to exchange sperm with another of their species in order to reproduce.
Not necessarily, this can also describe many species of bacteria.
Yes, some animals such as insects and birds can help pollinate pitcher plants by transferring pollen between male and female flowers. This process is essential for the plants to produce seeds and reproduce.
Animals should reproduce to carry on their species. This is to help maintain a stable environment and a stable ecosystem.
Animals reproduce by making babies.
Animals like bees helps flowers spread their seeds to different places.
All animals reproduce. That is the reason why animals live.
Animals possess anal glands to release scent markers for communication and defense. These glands help animals mark their territory, identify individuals, and deter predators.
Bees and other animals help to spread pollen to fertilize other plants.
Bisexual animals reproduce by themselves, independent of any other of its kind. Unisexual animals reproduce with another animal of its kind. Bisexual animals tend to have both male and female sex organs which allow for this to happen. Unisexual animals, like humans, only possess one kind of sex organ and need to find a suitable mate to produce offspring.
All animals reproduce