On 4/20/2011 1:01 PM, Thomas R. Holtz, Jr. wrote:
From:owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] > On Behalf Of Brad McFeeters > > Did any alvarezsaurids inhabit treeless environments? >The Djadokhta and its equivalents were likely lacking in any substantial trees, and alvarezsaurids are most definitely known from these.
To pursue the "carcass-cave" scenario, albeit w/ diffidence: among the various formations wherein alvarezsaurids are known, is there a correlation between the size of the alvarezsaurids found and the largest herbivore found?