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fossil – n. the remains of an ancient organism
paleontologist – n. the science that deals with the fossils of animals and plants that lived very long ago especially in the time of dinosaurs
track – n. markings; something showing evidence of movement
beach – n. a sandy or stone-filled area, usually between the ocean and land
expose – v. to leave (something) without covering or protection
lap – v. washing against something with a gentle sound
toe – n. any of five extensions at the end of the human foot
claw – n. a curved, pointy hard surface on each finger or toe in birds and some animals
spiked – adj. having sharp points : formed into points
evolution – n. the process by which changes in plants and animals happen over time
frenzy – n. a period of wild behavior
