Oriole jelly cup for peanut feeder (updated)

A simple jelly feeder that attaches by two arms onto an off-the-shelf peanut bird feeder.

I fill it with grape jelly to feed the Orioles, though other birds like the common House Finch will eat from it too.

Its simple design has no perch of its own, as it takes advantage of the many ways in which birds can already perch on the body of the peanut feeder.

Note: a new larger jelly cup was added in addition to the original design. It employs both a much deeper and broader cup. Note that t