In an experiment, people were asked to detect various groups of images among variety of objects. Which images were the quickest to be recognized?

frogs

flowers

caterpillars

spiders

Scientists figure humans may be born with a fear of spiders and snakes, healthy phobias that up the odds of survival in the wild.

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Betsi Goutal

medicinenaturephobias

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Answers by country

Greece

16%

77%

Pakistan

76%

Republic of Ireland

22%

72%

Italy

29%

70%

Germany

19%

67%

129

the Netherlands

26%

10%

63%

Australia

28%

58%

Poland

28%

10%

50%

13486

Unknown

35%

50%

Romania

20%

30%

50%

the United States

29%

46%

448

the United Kingdom

35%

45%

182

South Africa

21%

14%

42%

Canada

19%

41%

31%

Malaysia

28%

42%

28%

India

12%

44%

12%

27%

181

Nigeria

45%

18%

22%

the United Arab Emirates

33%

20%

the Philippines

29%

37%

18%

14%

Ghana

10%

40%

20%

10%

How do baby birds get oxygen inside their eggs?

They have a large oxygen supply from the start

Oxygen is created during protein reduction

Oxygen comes in through pores in the shell

They don't need oxygen at all

Which dogs are known to eat fish?

Okavango river is famous for its biologically rich delta. What is the river's outlet?

Guinea Bay

Indian Ocean

Red Sea

It doesn't have an outlet to the sea

Which tool has both right-handed and left-handed versions?