Centuries: 8th century - 9th century - 10th century
Decades: 780s - 790s - 800s - 810s - 820s - 830s - 840s - 850s - 860s - 870s - 880s
Years: 830 831 832 833 834 835 836 837 838 839
3. Increased susceptibility to catastrophic events in low population densities.
However it should be noted that different species will have different ...
Kids.Net.Au - kids safe portal for children, parents, schools and