Ever consider what pets must think of us? I mean, here we come back from a grocery store with the most amazing haul - chicken, pork, half a cow. They must think we're the greatest hunters on earth!
Ethical religion can be real only to those who are engaged in ceaseless efforts at moral improvement. By moving upward we acquire faith in an upward movement, without limit.
Some plants are carnivores, gaining nutrients by eating various small insects and spiders. A well known example of a carnivorous plant is the Venus Flytrap.
Alkali metals such as sodium, potassium, rubidium, caesium and francium are extremely reactive elements, just putting them in water can result in an explosion! They are carefully stored in oil to prevent this happening.
While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.