How Different Animals See the World

Photo 12 of 14

Frog

The frog is able to distinguish only moving objects. Moreover, if the object is large, it will simply run away, and if it is small, it will catch and take it for food. The sadness is that if the objects are static, the frog will not notice them at all and may die of hunger when there was a huge variety of food in front of its nose.

SOCIETY The 7 Worst Epidemics in Human History

The 7 Worst Epidemics in Human History

The new year 2020 began with the advent of a new virus in the Chinese city of Wuhan. To date, coronavirus has claimed about 100 lives and continues to test people for strength. The history of mankind has repeatedly known extremely dangerous viruses and epidemics, which claimed millions of lives, wreaking havoc on the trail of panic and chaos. But even the worst of all infections, people managed to win and live on ... exactly until the next outbreak of some mutated flu.