Why don't female cats bleed during their menstrual cycle?

Simply because female cats don't have menstrual cycles. In human females, menstruation occurs due to the disintegration of the endometrium, the mucous membrane that lines the uterus. If no egg is fertilised, the endometrial cells shed and are evacuated from the body in the form of menstrual blood, a characteristic shared by primates such as
 
<P class=MsoNormal style=\"MARGIN: 0in 0in 0pt\">Simply because female cats don\'t have menstrual cycles. In human females, menstruation occurs due to the disintegration of the endometrium, the mucous membrane that lines the uterus. If no egg is fertilised, the endometrial cells shed and are evacuated from the body in the form of menstrual blood, a characteristic shared by primates such as gorillas.</P><P class=MsoNormal style=\"MARGIN: 0in 0in 0pt\"> </P><P class=MsoNormal style=\"MARGIN: 0in 0in 0pt\">With other female mammals, the process is known as an oestrous cycle. Dogs, for example, bleed at the beginning of their cycle, not because of the elimination of endometrial matter but because of a strong rush of blood to their genitals when they go into heat.</P><P class=MsoNormal style=\"MARGIN: 0in 0in 0pt\"> </P><P class=MsoNormal style=\"MARGIN: 0in 0in 0pt\">For feline females, explains Dr Réjean Lefebvre, a reproductive specialist at the Faculty of Veterinary Medicine at the Université de Montréal, discharges at the beginning of the oestrous cycle go unnoticed.</P>
Vote it up
6
Like this Article?Vote it up

Advertisement

 
Advertisement

Free E-Book Samplers

Fix It Yourself
new
Fix It Yourself
A practical guide
to essential home repairs & maintenance. Don’t wait for that elusive (and expensive) tradesperson to call –

Download
Ultimate Book of Vegetables
Eat Well Live Long
Foods That Harm Foods That Heal Cookbook
 

 

 
Advertisement

Featured Games

Famous Faces Puzzle Game
Can you match the famous faces? Cannot play the game on iPad/iPhone? Click here for the iPad/iPhone friendly version. Please note, this version
Using business skills and the help of your neighbors, family and friends you can turn the overgrown barnyard into a beautiful and prosperous farm agai
Fight side by side with elves and dwarves against orcs and the forces of evil! Defend your city and become the most powerful lord of all!
Important Information
Customer Care

Shop at our store!

• Books
• DVDs
• Music
• Gifts

Shop Singapore 
Shop Malaysia

 

WIN! WIN!

Your chance to win cash & prizes!
Enter now

Are you a winner?
Click here