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
flagUkraine
0%
16%
66%
16%
12
flagIndia
7%
15%
56%
21%
85
flagItaly
0%
17%
52%
29%
17
flagthe Netherlands
3%
17%
51%
27%
29
flagNorway
5%
11%
50%
33%
18
flagDenmark
0%
21%
50%
28%
14
flagPoland
5%
18%
47%
28%
11125
flagCzech Republic
0%
15%
46%
38%
13
flagthe United States
2%
25%
45%
25%
335
flagRepublic of Ireland
6%
20%
43%
30%
30
flagthe Philippines
0%
35%
42%
21%
14
flagCanada
11%
29%
40%
18%
27
flagthe United Kingdom
4%
23%
38%
32%
213
flagSpain
0%
15%
38%
38%
13
flagUnknown
4%
20%
37%
37%
340
flagGermany
3%
21%
35%
39%
99
flagSwitzerland
0%
33%
33%
33%
12
flagFrance
0%
19%
30%
50%
26
flagSweden
11%
27%
22%
33%
18

Gender

men38%
women43%
usually
3%
3%
about 50% chance
20%
16%
very rarely
38%
43%
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?
640
46%

Details

Author: globalquiz.org
Illustration: Greg Westfall
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