Questions with the keyword 'extinct'

• What actually caused the extinction of the dinosaurs? Was it a meteorite or is that just speculation? Is there any by roseg and 1 other. to Angela, Gopal, Hannah, Becky, Vince Comments: (No comments so far )
• What structure do you think early (pre-historic) language took? What evidence can we use to help deduce this from eg. by mrquantum to Hannah Comments: (No comments so far )
• could we ever restore an extinct species? by rupson and 1 other. to Angela, Gopal, Hannah, Becky, Vince Comments: (No comments so far )