Mules are generally known to have fertility problem. How often do mules give birth to a healthy offspring?

usually
about 50% chance
very rarely
never
Mules are con­sid­ered in­fer­tile, but there have been more than 60 doc­u­ment­ed cases of foals born to female mules around the world (some of them were even DNA-test­ed to verify the moth­er­hood). There are no recorded cases of fertile mule stal­lion­s.

Answers distribution

usually
about 50% chance
very rarely
never
answers
flagAustria
0%
14%
71%
14%
14
flagSwitzerland
11%
18%
55%
14%
27
flagIndia
8%
15%
54%
21%
94
flagthe Netherlands
3%
15%
53%
28%
32
flagNorway
5%
11%
50%
33%
18
flagDenmark
0%
21%
50%
28%
14
flagPoland
5%
18%
48%
28%
12082
flagItaly
0%
21%
47%
31%
19
flagthe United States
3%
25%
46%
24%
356
flagCzech Republic
0%
15%
46%
38%
13
flagRepublic of Ireland
6%
20%
43%
30%
30
flagthe Philippines
0%
35%
42%
21%
14
flagCanada
11%
29%
40%
18%
27
flagUnknown
3%
20%
38%
37%
393
flagthe United Kingdom
5%
22%
38%
33%
230
flagSpain
0%
15%
38%
38%
13
flagGermany
2%
19%
37%
38%
111
flagSweden
7%
19%
34%
34%
26
flagPakistan
8%
25%
33%
33%
12
flagFrance
0%
19%
30%
50%
26

Gender

men38%
women43%
usually
3%
3%
about 50% chance
20%
16%
very rarely
38%
44%
never
37%
35%

Language versions

question
answers
results
flag
Mules are generally known to have fertility problem. How often do mules give birth to a healthy offspring?
687
46%

Details

Author: globalquiz.org
Illustration: Greg Westfall
tools
Should this question be improved? Improve it.
Globalquiz questions are translated by users for other users. Translate this question.