The feathers provided it with thermal insulation

Archeopteryx is one of the most important fossils in the history of evolution

aunque esto no ha sido confirmado por fósiles directos

Brontornis (B

It was auctioned in Paris in October 2021 for 6

Eohippus angustidens Variant:Primed The feathers provided it withEohippus angustidens : The horse's first step in the history of evolution Long before horses galloped across the world's open plains, their lineage took its first tentative steps in the dense forests of the early Eocene. Among them, one of the oldest and most representative was Eohippus angustidens , a tiny creature that marks the starting point of one of the most extraordinary evolutionary stories in the animal kingdom: that of the horse. Eohippus ,