What kind of stones, animals or creatures you would encounter on the planet of Mars?
See the model or theory of Mars by Vesa Valtonen which will help you to recognise stones, animals and possible creatures on Mars and to understand what is happening or has happened on the planet of Mars.
The Mother of most problems in the Earth are due to Human overpopulation. It would be beneficial to the world to decline the population instead of letting it to increase freely. Vatican and Pope should change their attitudes to favor birth control with the use of contraceptives. It´s a great joke of Vatican to say that they can not approve the use of condoms because they may break during the intercourse and that the e-pills may harm the person using them. More countries should change their policies to favor smaller families.
Read more on Human overpopulation HERE