These consist of cancellous tissue covered by a thin crust of compact substance.
The patellae, together with the other sesamoid bones, are by some regarded as short bones. Many short bones break more easily than large bones occurring from lack of support and extensive bone marrow.
It's not easy being green.(Harbinger)(excerpt from U.S. Geological Survey's Field Guide to Malformations of Frogs and Toads)(Brief Article)(Excerpt)
Dec 01, 2003; From the U.S. Geological Survey's Field Guide to Malformations of Frogs and Toads. These deformities have been reported in...