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.
The fossil record is the history of life as documented by fossils. It shows the remains of the imprints of organisms from earlier geological periods.(from Britannica : https://www.britannica.com/science/fossil-record) Although the fossil record does not contain every single organism that ever lived, I mean.. the very IDEA sounds absurd, it shows enough organisms to give pretty solid evidence of a common descent via evolution by natural selection.