''Oecanthus nigricornis'' is a "
common tree cricket" in the subfamily Oecanthinae ("tree crickets").
[bugguide.net]
''Oecanthus nigricornis'' species information.[Integrated Taxonomic Information System (ITIS)]
/ref> A common name for ''O. nigricornis'' is black-horned tree cricket.[Encyclopedia of Life]
''Oecanthus nigricornis'' species overview.
It is found in North America.[
]
Courtship feeding
Bell 1979 finds courtship feeding
Formally, a nuptial gift is a material presentation to a recipient by a donor during or in relation to sexual intercourse that is not simply gametes in order to improve the reproductive fitness of the donor. Often, such a gift will improve the fit ...
goes into increased fecundity
Fecundity is defined in two ways; in human demography, it is the potential for reproduction of a recorded population as opposed to a sole organism, while in population biology, it is considered similar to fertility, the capability to produc ...
, however Arnold and Duvall 1994 finds ''quantity'' to not be the selection
Selection may refer to:
Science
* Selection (biology), also called natural selection, selection in evolution
** Sex selection, in genetics
** Mate selection, in mating
** Sexual selection in humans, in human sexuality
** Human mating strat ...
criterion: Female choice has evolved to prefer mates who give the ''highest value'' nuptial gift, disregarding quantity. Variation in ''quality'' between gifts also plays a role.
References
Further reading
*
* .
*
External links
NCBI Taxonomy Browser, ''Oecanthus nigricornis''
nigricornis
Orthoptera of North America
Insects described in 1869
Taxa named by Francis Walker (entomologist)
{{gryllidae-stub