Scholastic News Article: Which Is A Better Pet?
¡Supera tus tareas y exámenes ahora con Quizwiz!
vertically
in an up and down direction
patrolling
involves periodically scanning an area to make sure that nothing in the area has changed
artificial
something made; not occurring naturally
prosthetic
an artificial body part
alternative
another option or choice
paleontologists
scientists who study ancient life forms
resiliency
the ability to recover after difficult situations
replicate
to repeat, to copy, or to duplicate
