crummy cell phone zoom... you cannot see the diagnostic tail and white rump patch, but with the rufous belly and black body/head, you already know it cannot be anything else on Oahu. As for endemics, I only saw apapane on this hike. No amakihi or elepaio.
White-rumped ShamaAlso known as Shama Thrush, Common ShamaNative to S.E. AsiaIntroduced to the Hawaiian Islands (Common in forests on Oahu and Kauai)Photographed in Mnoa Valley, OahuYoung male(?) perched on mmaki (Pipturus albidus), an endemic relative of the nettle, minus the irritant hairs. www.flickr.com/photos/dweickhoff/5179179606/in/photolist-...Shama are beautiful songsters and often approach people from a safe perch--especially if one is imitating their calls.