Results 1 to 10 of about 70,068 (218)

Non-Seasonal Breeding in a Porcellionid Isopod [PDF]

open access: yesJournal of Crustacean Biology, 2001
Abstract Female Porcellio laevis (Latreille) raised in the laboratory first reproduced when 7 months old and can breed up to 7 times during their life time irrespective of season. In that, this species differs from most other isopod species studied so far. After a single mating, a female can breed several times without the presence of a male presumably
M. R. Warburg   +2 more
openaire   +1 more source

The photoneuroendocrine control of seasonal breeding in the ewe [PDF]

open access: yesGeneral and Comparative Endocrinology, 1981
Abstract The major environmental parameter controlling seasonal breeding in ewes is photoperiod. Short days stimulate, and long days inhibit breeding activity. One of the more intriguing enigmas of neuroendocrinology is the endocrine mechanism whereby a mere change in daylength initiates or prevents estrous cycles.
Legan, Sandra J.   +1 more
openaire   +3 more sources

Exploring spatial relationships of male wild Turkeys during the breeding season. [PDF]

open access: yesSci Rep
Ulrey EE   +4 more
europepmc   +1 more source

Longitudinal characterization of mature beef bull seminal fluid and blood serum metabolome during a 65-day breeding season. [PDF]

open access: yesTransl Anim Sci
Williams JD   +6 more
europepmc   +1 more source

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