Liquid hummingbird feeder with base assembly having a two-part nectar basin with recessed sealing member

A hummingbird feeder comprising:

• a nectar container having a lower end with a liquid flow opening;
• a nectar basin positioned below the nectar container and removably coupled thereto, said nectar basin including an upper part and a lower part that are separable from one another and configured to be engaged along abutting surfaces thereof when the feeder is assembled, the upper part of the nectar basin includes a lower skirt including a linearly tapering sidewall defining a receptacle having a diameter increasing in a direction toward a lower end edge thereof, the lower skirt extending below all portions of the basin lower part when the feeder is assembled such that the lower part is received entirely within the receptacle, an outer diameter of the lower skirt increasing continuously in the direction toward, and to, the lower end edge;
• a recessed elastomeric sealing member directly engaged with a retaining structure defined on the basin lower part and an inner surface of the tapering sidewall of the upper part of the nectar basin to create a liquid tight seal of the nectar basin when the feeder is assembled, the retaining structure includes a perimeter wall having a bottom flange that defines a shelf, said sealing member being engaged with the shelf and against the upper part when the feeder is assembled, the sealing member is an annular member having a first and second face oriented normally to one another and engaging a respective one of the perimeter wall and the bottom flange, and a linearly inclining face engaging with the inner surface of the linearly tapering sidewall of the upper part;
• and
• a plurality of nectar channels defined by and in the basin lower part and aligned with a respective one of a plurality of feed ports defined in the basin upper part.