The duration of a dog's heat cycle typically spans 18-21 days. However, this can vary between individual dogs and breeds. A majority of dogs experience a heat cycle every six to eight months, but this ...
Figure 3. GnRH neuron dendron activity in female mice. (A) Representative example of 6-h GCaMP6 photometry recording from female mice in (i) metestrus, (ii) diestrus, (iii) proestrus, and (iv) estrus.