Is a dog estrogen cycle like a apes' or humans' menstrual cycle?

Answer 1

are you talking about the eostrus cycle or just the hormone?
the human eostrus cycle doesn't involve "going into heat" the time when the animal is sexually acceptive to a potential mate.

Answer 2

i'm exceedingly constructive that canines, cats and horses do. i'm constructive on the horses area (i've got heard some quite disgusting thoughts from a pal approximately her getting her pony waiting for a tutor while it became into ' that factor of the month'. worrying o_o ) -Tila