a metacarpal fracture can occur in any sport although the highest risk is in those sports where there is a risk of a high energy impact occurring to the athlete s hand classically this occurs in boxers and other athletes involved in the martial arts
ï· fossils provide clues about both abiotic and biotic factors of past ecosystems. ï· fossils provide evidence about the changes in climate and temperature of past. ecosystems. ï· fossils can give us clues about how organisms interacted with one another.
Body fossils and trace fossils are the principal types of evidence about ancient life, and geochemical evidence has helped to decipher the evolution of life before there were organisms large enough to leave body fossils.