[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: erect posture and its implications
---"D.I.G." <email@example.com> wrote:
> While it may be stretching "terrestrial" to its very limits, modern
> birds like swallows or robins (not ducks?) are migrating insectivores.
> Do they, in fact, fit the "high metabolism" model?
It's beyond stretching. These birds are not terrestrial.
DO YOU YAHOO!?
Get your free @yahoo.com address at http://mail.yahoo.com