Bees pollinating squash blossoms

My passion is shooting videos of bees working outside the hive. As I was shooting the bees on the squash blossoms, I noticed the difference in the amount of nectar availability between the male blossoms and the female blossoms. In the video, you can see a ring, a sort of circular fountain of nectar at the base where the bees are sipping from. In the male blossom, there are just a few small holes where the bees can dip their proboscis into. I tried to distinguish between a squash bee and a honeybee. I