The anatomy of the hummingbird is quite unique among some mammals and other birds. What makes it so unique and different is that that they have a number of missing parts. This post will examine what they are and explain why this occurred.
Hummingbirds have no bladder or gall bladder! Without a bladder, where is the urine of a hummingbird is stored until it is excreted? It is equally fascinating to discover that a male hummingbird does not have a penis. The female hummingbird has only one ovary, the left ovary.
The missing anatomy features are believed to be the result of the hummingbird’s extremely small size. It appears that the deleting of duplicate organs was nature’s way of making enough room for the vital organs.