Even in the dinosaur age, the defining features of scaly reptiles and birds ... different are, in fact, very close to one another genetically and belong in the same group. The connections between ...

“This is an important paper that goes a long way to explaining the differences in brain size/structure ... Němec draws a clear distinction between reptiles and the more neuron-dense birds and mammals.

This age difference in comparison to the other specimens is ... Archaeopteryx was first described as the 'missing link' between reptiles and birds in 1861 – and is now regarded as the link between ...

Classification allows us to group animals together depending on their similarities and differences ... are divided into mammals, birds, reptiles, amphibians and fish. Mammals are warm-blooded ...

A new study analyzing diet, average plasma sugar levels and cancer prevalence in some 273 vertebrate species showed surprising results. The study found no significant link between diet and plasma ...