Tiktaalik roseae was discovered in sediments on Ellesmere Island in Nunavut, Artic Canada (Ahlberg and Clack, 2006). The sediments it was found in are from what is known as the Fram Formation, which is thought to be deposits of lowland streams (Murphy, 2005). hope it helps
Nuclear division occurs in mitosis.
If the prey is not getting enough food, they will eventually die which affects the number of predators because then the predator species would also die