Energy storage and structure support
Answer:
Three foods that may increase male fertility and improve sperm health
Fish. One small study associated higher amounts of fish consumption with better sperm motility. ...
Fruits and veggies. ...
Walnuts.
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Vaccum the affected area and then take it off
3 to seven days prior to sexual intercourse.
The change in the behavioral as well as the feeding patterns by 2 or more population competing for reducing interspecific competition which is also called as the character displacement is niche shift which is the answer.Hope this would help and this is the right answer.