Por lo general

Approximate measurements of the Aenocyon:

Medidas aproximadas del Cryolophosaurus:

the lack of front teeth could also indicate an adaptation to filter food from water

Archaeopteryx Scale:1:1 Por lo generalArcheopteryx (A. lithographica 'Oldwing') is an extinct species of primitive bird that lived during the Late Jurassic Kimmeridgian period, approximately 150 million years ago, in what is now Germany. It is considered a transitional fossil between dinosaurs and modern birds, and is known for both its reptilian and avian characteristics. Archeopteryx had feathers and wings, but also possessed reptilian features such as teeth, wing claws, and a long,