The Diet of an Early Bird...
At one time, it seemed silly to think that birds d... ...such as gizzard in place of teeth. But fossils of Hongshanornis , a bird only discovered in the 21st century, had... ...a 2014 report on the most recently-found fossil, Hongshanornis has small teeth in both the upper and lower jaw.W... ...ll teeth in bo...
https://www.neatorama.com/2014/01/08/The-Diet-of-an-Early-Bird/
