Choice 4.
Uterus.
Hope this helps, I know it will.<3
the development of a fish can depend on different species of it
By nursing their young ones by milk and by internal development .
If a population of animals becomes so tiny it has trouble sustaining its numbers, then it becomes endangered.
It becomes extinct.
Macroevolution The development of a new species is called speciation.
Internal
pioneer species
pioneer species
Speciation
when there are no living members of a species the species is said to be "extinct".
Direct Development vs Indirect Development.
If there is multiple environments and competition for food, there will be more species development.