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%
15%
76%
7%
13
flagUkraine
0%
18%
72%
9%
11
flagIndia
7%
14%
56%
21%
83
flagItaly
0%
12%
56%
31%
16
flagthe Netherlands
3%
18%
51%
25%
27
flagNorway
5%
11%
50%
33%
18
flagDenmark
0%
21%
50%
28%
14
flagCzech Republic
0%
8%
50%
41%
12
flagPoland
5%
17%
46%
28%
9235
flagthe United States
2%
25%
46%
24%
315
flagthe Philippines
0%
30%
46%
23%
13
flagUnknown
2%
11%
45%
40%
44
flagRepublic of Ireland
6%
20%
43%
30%
30
flagthe United Kingdom
4%
24%
38%
30%
185
flagCanada
11%
30%
38%
19%
26
flagGermany
3%
19%
36%
40%
91
flagSwitzerland
0%
27%
36%
36%
11
flagSpain
0%
16%
33%
41%
12
flagFrance
0%
17%
30%
52%
23
flagSweden
13%
26%
26%
26%
15

Gender

men41%
women44%
usually
3%
3%
about 50% chance
18%
15%
very rarely
41%
44%
never
36%
35%

Language versions

question
answers
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Mules are generally known to have fertility problem. How often do mules give birth to a healthy offspring?
601
47%

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Author: globalquiz.org
Illustration: Greg Westfall
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