Scientists Find First Evidence of Respiratory Sickness in Dinosaur

This handout illustration shows a sauropod dinosaur that lived in what is now Montana 150 million years ago during the Late Jurassic Period. (Handout via REUTERS)
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Words in This Story
respiratory – adj. relating to the process of breathing

fossil – n. part of an animal or plant that lived a long time ago that has been preserved in rock

fungus – n. any one of a group of living things (such as molds, mushrooms, or yeasts) that often look like plants but have no flowers and that live on dead or decaying things

evolve – v. to develop or make something develop over time

claw – n. one of the sharp, curved nails on the feet of some animals and birds

anatomy – n. the scientific study of the body and how its parts are structured

paleontology – n. a science dealing with the life of past geologic periods as known from fossil remains

sympathetic – adj. showing that you understand and care about other people and things

osteopathy – n. the study and treatment of injuries to bones and muscles

symptom – n. a change in the body or mind which indicates that a disease is present