Oestrus cycles

• how long does canine pro oestrus last

  3-17 days
• what happens to the vagina during canine and feline proestrus

  vulva swells + vagina wall thickens
• what is produced in canines during pro oestrus 


  discharge
• what hormones are increased during canine pro oestrus

  oestrogen
• what behaviours are shown during feline pro oestrus

  rolling

  rubbing

  lordosis of spine
• how long does feline pro oestrus last

  2-3 days
• how long does feline oestrus last

  2-10 days
• when does feline pregnancy occur

  when enough stimulation has occurred
• what hormone is released during pregnancy

  LH triggered by mating
• what hormone is released to maintain pregnancy

  progesterone
• how long does feline pregnancy last

  64-68 days
• what hormones decrease in canine oestrus

  oestrogen
• what hormoes increase during canine oestrus

  progesterone

  LH

  FSH
• multiple eggs are released 1-2 days after canine oestrus begins
• how long does canine oestrus last

  5-14 days
• what hormone continued to be produced during canine metoestrus

  progesterone for 55 days
• what hormones are produced in canine metestrus

  prolactin
• how long does canine metestrus last

  55 days
• in feline metoestrus, how long before pro oestrus can occur again

  14-21 days