Quetzalcoatlus / Leptoceratops Variant:Unprimed This combination of derived and

This combination of derived and primitive features

Ancho 73 mm

characterized by its small size and the absence of prominent horns

como la transición de la Amazonía de un sistema de lagos y pantanos a la selva densa actual

but rather thick and conical

Quetzalcoatlus / Leptoceratops Variant:Unprimed This combination of derived andDuring the Late Cretaceous, the terrestrial ecosystems of what is now North America supported a diversity of life forms, including both small herbivorous dinosaurs and large flying reptiles. In this context, the potential interaction between Quetzalcoatlus northropi and Leptoceratops gracilis represents an interesting example of ecological dynamics between predator and prey in semi arid Maastrichtian environments. Quetzalcoatlus, one of the largest