standard 4: model with mathematics. Expand +. classroom observations: Teachers who are developing studentsâ capacity to model with mathematics move explicitly between real-world scenarios and mathematical representations of those scenarios.
exists and is an alternate of . Functional extinction means that there are not enough live animals (or animal protoplasm) of a certain species for the species to breed and survive.
When a species/animal is endangered it means that they are disappearing fast or have a very small population - not large enough to survive. Extinction means the end of existence for a species. The IUCN (International Union for the Conservation of Nature and Natural Resources) have compiled a Red List. This red list is a guide to how endangered a species is - animals are measured on a scale from 'Least Concern' to the worst, 'Extinct'; Least Concern - Near Threatened - Vulnerable - Endangered - Critically Endangered - Extinct in the Wild - Extinct.