Yes, approximately half the population is female...it's how we manage to make little Canadians.
Yes, I know that it is snarky...it was meant to be. That's like me asking if there are any trees in the US.
Now, to put on my Serious Answer Hat...
It depends on where in Canada, being the second largest Country in the world, with about 7x the land area of the Continental US, you want to go, and when. In the High Arctic in the middle of December, there are no birds. You visit a city in Southern Canada, and there are dozens to scores of species of birds active year round.
Here's a link you may find handy if you genuinely enjoy Ornithology.