exoticdoc2 & plus4: How did reptiles get into this? Despite 19th century nomenclature, -saurus isn’t an accurate description. They just aren’t reptiles (four, not three chambered heart; haversen canals in the bones like birds and mammals, etc.) so of course birds didn’t evolve from reptiles, so stop trying to obscure the issue with irrelevancies.
exoticdoc2 & plus4: How did reptiles get into this? Despite 19th century nomenclature, -saurus isn’t an accurate description. They just aren’t reptiles (four, not three chambered heart; haversen canals in the bones like birds and mammals, etc.) so of course birds didn’t evolve from reptiles, so stop trying to obscure the issue with irrelevancies.