The dinosaurs, fascinating creatures that roamed the
Earth millions of years ago, have left behind ___1___
that we still see today in the form of birds. Their ___2___
may have changed drastically over time, but some
features of their skeletal structure and behavior are
still evident in their avian offspring.
For example, the wishbone found in modern birds is a
modified version of the dinosaurs' furcula bone.
Additionally, the ability of birds to lay eggs ___3___
them similar to their dinosaur ancestors. Many birds
also use their beaks ___4___
catch prey, just like their ancient predecessors did.
Overall, the ability of birds to fly with ___5___
feathered wings is another similarity to dinosaurs,
since some of them, such as the pterosaurs, were also
capable of flying. The descendants of dinosaurs have
adapted to their environment in remarkable ways while
still retaining some of the unique characteristics of
their ancient predecessors. |