feeding primarily on nectar (R3)

occurring only in a very small area (R2, R3)

the spread of plant or animal species from one island to another (R3)

an animal that feeds primarily on insects (R3)

an animal able to feed on many types of food, not specially adapted to a particular food source (R3)

feeding primarily on fruit and seeds (R3)

an original migrant species from which native plant or animal species evolved (R3)

occurrence of unique species to a geographic area (R3)

a discrete step in the process of adaptation (R3)