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Estrous Cycle - Coggle Diagram
Estrous Cycle
Seasonal
Photoperiod induced
nutritionally induced
South American camelids
Primiparous heifers
Behavioral estrus
Silent ovulation
No p4 exposure
No E2 priming
first behavioral
p4 increase
f2 increase
second follicular phase
None
brain being primed
first postpartum luteal phases
End
gestation
Phases
Follicular
Luteal
Anestrus
varies by species
Lactational Anestrus
inhibits GnRH
Low LH during suckling
influenced by presence of calf
influenced by phermones
not mechanical milking
