A hotel uses a new chemical pesticide to eliminate bed bugs.

A biologist is studying a population of Wood Frogs living in a small freshwater pond.

Complete the explanation for how genetic variation originates within a population by selecting the correct phrase from each dropdown menu.

A severe hurricane blows a small group of Anole lizards from the mainland to an island covered only in bushes with thin branches.

Marine stickleback fish have heavy bony armor that protects them from large ocean predators.

In Gorongosa National Park, tusklessness in female elephants is a naturally occurring, rare genetic variation.