A mouse would be a fossil fuel first, since the fish would be in water it would have some source of living thing.
The answer is community. A community is a group of people living in the same place.
The way I'm interpreting this is that what type of bound are these? And yes share electrons in various bonds can share electrons lose and gain, these all sounds like covalent bonds and ionic and hydrogen bounds are from.single to double and to triple bounds.
