When there are environmental chnges, plants and animals must have sex >
the animals and plant will die
they is will die and the animals is die too the plants also too
they is will die and the animals is die too the plants also too
They must adapt to their new environment or the animal dies out.
the earth changes while they hibernate
It grows and changes in it's environment.
they would both decreasee due to their faeces as they would infect them
they is will die and the animals is die too the plants also too
Less sex mutation and changes in DNA, I think?
all the animals that need that thing will soon die out
Due to the downsize in population in some species of animals and plants, they endangered because the population is getting too small and has the possibility of becoming extinct. You will never see them again if this happens.
either adapt to eating/preying on other animals or die as well