Why do salmon migrate?
a. to escape predators b. to lay their eggs €, to search for better sources of food
d. because the waters where they were born become too cold in winter
A) to escape predators
B) to lay their eggs
C) to search for better sources of food
D) because the waters where they were born become too cold in winter

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth